210120110012 has 48 divisors (see below), whose sum is σ = 382326067200. Its totient is φ = 100966919040.

The previous prime is 210120110009. The next prime is 210120110063. The reversal of 210120110012 is 210011021012.

It is a junction number, because it is equal to n+sod(n) for n = 210120109975 and 210120110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5669213 + ... + 5706155.

It is an arithmetic number, because the mean of its divisors is an integer number (7965126400).

Almost surely, 2^210120110012 is an apocalyptic number.

It is an amenable number.

210120110012 is a deficient number, since it is larger than the sum of its proper divisors (172205957188).

210120110012 is a wasteful number, since it uses less digits than its factorization.

210120110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37506 (or 37504 counting only the distinct ones).

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

Adding to 210120110012 its reverse (210011021012), we get a palindrome (420131131024).

The spelling of 210120110012 in words is "two hundred ten billion, one hundred twenty million, one hundred ten thousand, twelve".