101211102111112 has 32 divisors (see below), whose sum is σ = 219028269078720. Its totient is φ = 42946719422400.

The previous prime is 101211102111103. The next prime is 101211102111179. The reversal of 101211102111112 is 211111201112101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8947227558 + ... + 8947238869.

It is an arithmetic number, because the mean of its divisors is an integer number (6844633408710).

Almost surely, 2^{101211102111112} is an apocalyptic number.

It is an amenable number.

101211102111112 is an abundant number, since it is smaller than the sum of its proper divisors (117817166967608).

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

101211102111112 is a wasteful number, since it uses less digits than its factorization.

101211102111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17894466541 (or 17894466537 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 101211102111112 its reverse (211111201112101), we get a palindrome (312322303223213).

The spelling of 101211102111112 in words is "one hundred one trillion, two hundred eleven billion, one hundred two million, one hundred eleven thousand, one hundred twelve".