210031133320212 has 48 divisors (see below), whose sum is σ = 516356775513600. Its totient is φ = 66262513816800.

The previous prime is 210031133320171. The next prime is 210031133320241. The reversal of 210031133320212 is 212023331130012.

It is a super-2 number, since 2×210031133320212² (a number of 29 digits) contains 22 as substring.

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, 438004512 + ... + 438483767.

It is an arithmetic number, because the mean of its divisors is an integer number (10757432823200).

Almost surely, 2^{210031133320212} is an apocalyptic number.

It is an amenable number.

210031133320212 is an abundant number, since it is smaller than the sum of its proper divisors (306325642193388).

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

210031133320212 is a wasteful number, since it uses less digits than its factorization.

210031133320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876489356 (or 876489354 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 210031133320212 its reverse (212023331130012), we get a palindrome (422054464450224).

The spelling of 210031133320212 in words is "two hundred ten trillion, thirty-one billion, one hundred thirty-three million, three hundred twenty thousand, two hundred twelve".