210220011111112 has 32 divisors (see below), whose sum is σ = 423577634346720. Its totient is φ = 97450540704000.

The previous prime is 210220011111059. The next prime is 210220011111133. The reversal of 210220011111112 is 211111110022012.

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, 11535329514 + ... + 11535347737.

It is an arithmetic number, because the mean of its divisors is an integer number (13236801073335).

Almost surely, 2^{210220011111112} is an apocalyptic number.

It is an amenable number.

210220011111112 is an abundant number, since it is smaller than the sum of its proper divisors (213357623235608).

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

210220011111112 is a wasteful number, since it uses less digits than its factorization.

210220011111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23070677341 (or 23070677337 counting only the distinct ones).

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

Adding to 210220011111112 its reverse (211111110022012), we get a palindrome (421331121133124).

The spelling of 210220011111112 in words is "two hundred ten trillion, two hundred twenty billion, eleven million, one hundred eleven thousand, one hundred twelve".