210211221112 has 16 divisors (see below), whose sum is σ = 400607451000. Its totient is φ = 103382567520.

The previous prime is 210211221097. The next prime is 210211221151. The reversal of 210211221112 is 211122112012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215379862 + ... + 215380837.

Almost surely, 2^210211221112 is an apocalyptic number.

It is an amenable number.

210211221112 is a deficient number, since it is larger than the sum of its proper divisors (190396229888).

210211221112 is a wasteful number, since it uses less digits than its factorization.

210211221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430760766 (or 430760762 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210211221112 its reverse (211122112012), we get a palindrome (421333333124).

The spelling of 210211221112 in words is "two hundred ten billion, two hundred eleven million, two hundred twenty-one thousand, one hundred twelve".