210112012 has 24 divisors (see below), whose sum is σ = 401873472. Its totient is φ = 95326800.

The previous prime is 210111971. The next prime is 210112037. The reversal of 210112012 is 210211012.

It is a self number, because there is not a number n which added to its sum of digits gives 210112012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20943 + ... + 29305.

It is an arithmetic number, because the mean of its divisors is an integer number (16744728).

Almost surely, 2^210112012 is an apocalyptic number.

210112012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210112012 is a deficient number, since it is larger than the sum of its proper divisors (191761460).

210112012 is a wasteful number, since it uses less digits than its factorization.

210112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8949 (or 8947 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 210112012 is about 14495.2410121391. The cubic root of 210112012 is about 594.4978575375.

Adding to 210112012 its reverse (210211012), we get a palindrome (420323024).

The spelling of 210112012 in words is "two hundred ten million, one hundred twelve thousand, twelve".