202130121210012 has 48 divisors (see below), whose sum is σ = 529229580314400. Its totient is φ = 66709610956800.

The previous prime is 202130121209941. The next prime is 202130121210029. The reversal of 202130121210012 is 210012121031202.

202130121210012 is a `hidden beast` number, since 20 + 21 + 301 + 212 + 100 + 12 = 666.

202130121210012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 9265212837 + ... + 9265234652.

It is an arithmetic number, because the mean of its divisors is an integer number (11025616256550).

Almost surely, 2^{202130121210012} is an apocalyptic number.

It is an amenable number.

202130121210012 is an abundant number, since it is smaller than the sum of its proper divisors (327099459104388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202130121210012 is a wasteful number, since it uses less digits than its factorization.

202130121210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18530447603 (or 18530447595 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 202130121210012 its reverse (210012121031202), we get a palindrome (412142242241214).

The spelling of 202130121210012 in words is "two hundred two trillion, one hundred thirty billion, one hundred twenty-one million, two hundred ten thousand, twelve".