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110102211220 = 22517437530931
BaseRepresentation
bin110011010001010011…
…0100110101010010100
3101112012012201211210211
41212202212212222110
53300442131224340
6122325200255204
710645302232231
oct1464246465224
9345165654724
10110102211220
114276a9119a1
1219409011504
13a4c8736011
1454869cc788
152ce60875ea
hex19a29a6a94

110102211220 has 48 divisors (see below), whose sum is σ = 250508922048. Its totient is φ = 40486279680.

The previous prime is 110102211211. The next prime is 110102211227. The reversal of 110102211220 is 22112201011.

It is a self number, because there is not a number n which added to its sum of digits gives 110102211220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110102211227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3750846 + ... + 3780085.

It is an arithmetic number, because the mean of its divisors is an integer number (5218935876).

Almost surely, 2110102211220 is an apocalyptic number.

110102211220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110102211220 is an abundant number, since it is smaller than the sum of its proper divisors (140406710828).

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

110102211220 is a wasteful number, since it uses less digits than its factorization.

110102211220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7531000 (or 7530998 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110102211220 its reverse (22112201011), we get a palindrome (132214412231).

The spelling of 110102211220 in words is "one hundred ten billion, one hundred two million, two hundred eleven thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 43 68 85 86 170 172 215 340 430 731 860 1462 2924 3655 7310 14620 7530931 15061862 30123724 37654655 75309310 128025827 150618620 256051654 323830033 512103308 640129135 647660066 1280258270 1295320132 1619150165 2560516540 3238300330 5505110561 6476600660 11010221122 22020442244 27525552805 55051105610 110102211220