131212214134024 has 8 divisors (see below), whose sum is σ = 246022901501310. Its totient is φ = 65606107067008.

The previous prime is 131212214133991. The next prime is 131212214134031. The reversal of 131212214134024 is 420431412212131.

It can be written as a sum of positive squares in only one way, i.e., 106725056731524 + 24487157402500 = 10330782^2 + 4948450^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8200763383369 + ... + 8200763383384.

Almost surely, 2^{131212214134024} is an apocalyptic number.

It is an amenable number.

131212214134024 is a deficient number, since it is larger than the sum of its proper divisors (114810687367286).

131212214134024 is a wasteful number, since it uses less digits than its factorization.

131212214134024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16401526766759 (or 16401526766755 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 131212214134024 its reverse (420431412212131), we get a palindrome (551643626346155).

The spelling of 131212214134024 in words is "one hundred thirty-one trillion, two hundred twelve billion, two hundred fourteen million, one hundred thirty-four thousand, twenty-four".