2111202221112 has 48 divisors (see below), whose sum is σ = 5929611182040. Its totient is φ = 703734073056.

The previous prime is 2111202221041. The next prime is 2111202221159. The reversal of 2111202221112 is 2111222021112.

2111202221112 is a `hidden beast` number, since 211 + 120 + 2 + 221 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 543002743 + ... + 543006630.

Almost surely, 2^{2111202221112} is an apocalyptic number.

It is an amenable number.

2111202221112 is an abundant number, since it is smaller than the sum of its proper divisors (3818408960928).

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

2111202221112 is a wasteful number, since it uses less digits than its factorization.

2111202221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086009394 (or 1086009378 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2111202221112 its reverse (2111222021112), we get a palindrome (4222424242224).

The spelling of 2111202221112 in words is "two trillion, one hundred eleven billion, two hundred two million, two hundred twenty-one thousand, one hundred twelve".