211102102112 has 36 divisors (see below), whose sum is σ = 456824521188. Its totient is φ = 95955499200.

The previous prime is 211102102093. The next prime is 211102102117. The reversal of 211102102112 is 211201201112.

It is a super-2 number, since 2×211102102112² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211102102117) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27256214 + ... + 27263957.

It is an arithmetic number, because the mean of its divisors is an integer number (12689570033).

Almost surely, 2^211102102112 is an apocalyptic number.

211102102112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

211102102112 is an abundant number, since it is smaller than the sum of its proper divisors (245722419076).

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

211102102112 is a wasteful number, since it uses less digits than its factorization.

211102102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54520203 (or 54520184 counting only the distinct ones).

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

Adding to 211102102112 its reverse (211201201112), we get a palindrome (422303303224).

The spelling of 211102102112 in words is "two hundred eleven billion, one hundred two million, one hundred two thousand, one hundred twelve".