210100021112 has 16 divisors (see below), whose sum is σ = 414671094600. Its totient is φ = 99521062560.

The previous prime is 210100021091. The next prime is 210100021133. The reversal of 210100021112 is 211120001012.

It is an interprime number because it is at equal distance from previous prime (210100021091) and next prime (210100021133).

It is a junction number, because it is equal to n+sod(n) for n = 210100021093 and 210100021102.

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, 691118339 + ... + 691118642.

Almost surely, 2^210100021112 is an apocalyptic number.

It is an amenable number.

210100021112 is a deficient number, since it is larger than the sum of its proper divisors (204571073488).

210100021112 is a wasteful number, since it uses less digits than its factorization.

210100021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382237006 (or 1382237002 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210100021112 its reverse (211120001012), we get a palindrome (421220022124).

The spelling of 210100021112 in words is "two hundred ten billion, one hundred million, twenty-one thousand, one hundred twelve".