210117531412 has 12 divisors (see below), whose sum is σ = 383692883616. Its totient is φ = 100490993240.

The previous prime is 210117531391. The next prime is 210117531479. The reversal of 210117531412 is 214135711012.

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, 1141943014 + ... + 1141943197.

It is an arithmetic number, because the mean of its divisors is an integer number (31974406968).

Almost surely, 2^210117531412 is an apocalyptic number.

It is an amenable number.

210117531412 is a deficient number, since it is larger than the sum of its proper divisors (173575352204).

210117531412 is a wasteful number, since it uses less digits than its factorization.

210117531412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283886238 (or 2283886236 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 28.

The spelling of 210117531412 in words is "two hundred ten billion, one hundred seventeen million, five hundred thirty-one thousand, four hundred twelve".