102012210212 has 12 divisors (see below), whose sum is σ = 194750583216. Its totient is φ = 46369186440.

The previous prime is 102012210211. The next prime is 102012210217. The reversal of 102012210212 is 212012210201.

It is not an unprimeable number, because it can be changed into a prime (102012210211) 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, 1159229618 + ... + 1159229705.

It is an arithmetic number, because the mean of its divisors is an integer number (16229215268).

Almost surely, 2^102012210212 is an apocalyptic number.

It is an amenable number.

102012210212 is a deficient number, since it is larger than the sum of its proper divisors (92738373004).

102012210212 is a wasteful number, since it uses less digits than its factorization.

102012210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318459338 (or 2318459336 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102012210212 its reverse (212012210201), we get a palindrome (314024420413).

The spelling of 102012210212 in words is "one hundred two billion, twelve million, two hundred ten thousand, two hundred twelve".