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11110102212 = 223111011734817
BaseRepresentation
bin10100101100011011…
…01011010011000100
31001200021121200002010
422112031223103010
5140223141232322
65034240014220
7542214211356
oct122615532304
931607550063
1011110102212
1147913aa260
1221a0901370
1310809973a1
147757710d6
1545058c20c
hex29636b4c4

11110102212 has 96 divisors (see below), whose sum is σ = 28731314304. Its totient is φ = 3313408000.

The previous prime is 11110102181. The next prime is 11110102261. The reversal of 11110102212 is 21220101111.

It is a super-2 number, since 2×111101022122 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2304028 + ... + 2308844.

It is an arithmetic number, because the mean of its divisors is an integer number (299284524).

Almost surely, 211110102212 is an apocalyptic number.

11110102212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11110102212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14365657152).

11110102212 is an abundant number, since it is smaller than the sum of its proper divisors (17621212092).

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

11110102212 is a wasteful number, since it uses less digits than its factorization.

11110102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109 (or 5107 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11110102212 its reverse (21220101111), we get a palindrome (32330203323).

The spelling of 11110102212 in words is "eleven billion, one hundred ten million, one hundred two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 101 132 173 202 303 346 404 519 606 692 1038 1111 1212 1903 2076 2222 3333 3806 4444 4817 5709 6666 7612 9634 11418 13332 14451 17473 19268 22836 28902 34946 52419 52987 57804 69892 104838 105974 158961 192203 209676 211948 317922 384406 486517 576609 635844 768812 833341 973034 1153218 1459551 1666682 1946068 2306436 2500023 2919102 3333364 5000046 5351687 5838204 9166751 10000092 10703374 16055061 18333502 21406748 27500253 32110122 36667004 55000506 64220244 84167441 110001012 168334882 252502323 336669764 505004646 925841851 1010009292 1851683702 2777525553 3703367404 5555051106 11110102212