210112221112 has 16 divisors (see below), whose sum is σ = 394563732840. Its totient is φ = 104895225696.

The previous prime is 210112221091. The next prime is 210112221119. The reversal of 210112221112 is 211122211012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210112221119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20105058 + ... + 20115505.

Almost surely, 2^210112221112 is an apocalyptic number.

It is an amenable number.

210112221112 is a deficient number, since it is larger than the sum of its proper divisors (184451511728).

210112221112 is a wasteful number, since it uses less digits than its factorization.

210112221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40221222 (or 40221218 counting only the distinct ones).

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

Adding to 210112221112 its reverse (211122211012), we get a palindrome (421234432124).

The spelling of 210112221112 in words is "two hundred ten billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twelve".