131022661306252 has 24 divisors (see below), whose sum is σ = 250608809485440. Its totient is φ = 59668764161280.

The previous prime is 131022661306217. The next prime is 131022661306253. The reversal of 131022661306252 is 252603166220131.

It is not an unprimeable number, because it can be changed into a prime (131022661306253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31077479227 + ... + 31077483442.

It is an arithmetic number, because the mean of its divisors is an integer number (10442033728560).

Almost surely, 2^{131022661306252} is an apocalyptic number.

It is an amenable number.

131022661306252 is a deficient number, since it is larger than the sum of its proper divisors (119586148179188).

131022661306252 is a wasteful number, since it uses less digits than its factorization.

131022661306252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62154962721 (or 62154962719 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 131022661306252 in words is "one hundred thirty-one trillion, twenty-two billion, six hundred sixty-one million, three hundred six thousand, two hundred fifty-two".