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11220011012210 = 25711131120880221
BaseRepresentation
bin1010001101000101110011…
…0001010101000001110010
31110201121210212012002222012
42203101130301111001302
52432312040304342320
635510222451042522
72235422222010650
oct243213461250162
943647725162865
1011220011012210
11363641a790830
12131261aba0442
136350724a5350
142ab0a11a7dd0
15146cd18224c5
hexa345cc55072

11220011012210 has 64 divisors (see below), whose sum is σ = 27116334330624. Its totient is φ = 3228135033600.

The previous prime is 11220011012191. The next prime is 11220011012213. The reversal of 11220011012210 is 1221011002211.

It is a super-2 number, since 2×112200110122102 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (11220011012213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 560430101 + ... + 560450120.

It is an arithmetic number, because the mean of its divisors is an integer number (423692723916).

Almost surely, 211220011012210 is an apocalyptic number.

11220011012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11220011012210 is an abundant number, since it is smaller than the sum of its proper divisors (15896323318414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11220011012210 is a wasteful number, since it uses less digits than its factorization.

11220011012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120880259.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11220011012210 its reverse (1221011002211), we get a palindrome (12441022014421).

Subtracting from 11220011012210 its reverse (1221011002211), we obtain a palindrome (9999000009999).

The spelling of 11220011012210 in words is "eleven trillion, two hundred twenty billion, eleven million, twelve thousand, two hundred ten".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 5005 10010 1120880221 2241760442 5604401105 7846161547 11208802210 12329682431 14571442873 15692323094 24659364862 29142885746 39230807735 61648412155 72857214365 78461615470 86307777017 102000100111 123296824310 145714428730 160285871603 172615554034 204000200222 320571743206 431538885085 510000500555 801429358015 863077770170 1020001001110 1122001101221 1602858716030 2244002202442 5610005506105 11220011012210