201102012111112 has 64 divisors (see below), whose sum is σ = 435567889290240. Its totient is φ = 85264467220800.

The previous prime is 201102012111109. The next prime is 201102012111167. The reversal of 201102012111112 is 211111210201102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48983214 + ... + 52929757.

It is an arithmetic number, because the mean of its divisors is an integer number (6805748270160).

Almost surely, 2^{201102012111112} is an apocalyptic number.

It is an amenable number.

201102012111112 is an abundant number, since it is smaller than the sum of its proper divisors (234465877179128).

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

201102012111112 is a wasteful number, since it uses less digits than its factorization.

201102012111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101913362 (or 101913358 counting only the distinct ones).

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

Adding to 201102012111112 its reverse (211111210201102), we get a palindrome (412213222312214).

The spelling of 201102012111112 in words is "two hundred one trillion, one hundred two billion, twelve million, one hundred eleven thousand, one hundred twelve".