131331211012 has 6 divisors (see below), whose sum is σ = 229829619278. Its totient is φ = 65665605504.

The previous prime is 131331211007. The next prime is 131331211051. The reversal of 131331211012 is 210112133131.

It can be written as a sum of positive squares in only one way, i.e., 130201175556 + 1130035456 = 360834^2 + 33616^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16416401373 + ... + 16416401380.

Almost surely, 2^131331211012 is an apocalyptic number.

It is an amenable number.

131331211012 is a deficient number, since it is larger than the sum of its proper divisors (98498408266).

131331211012 is a wasteful number, since it uses less digits than its factorization.

131331211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32832802757 (or 32832802755 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 131331211012 its reverse (210112133131), we get a palindrome (341443344143).

The spelling of 131331211012 in words is "one hundred thirty-one billion, three hundred thirty-one million, two hundred eleven thousand, twelve".