131202021011104 has 24 divisors (see below), whose sum is σ = 258318834408180. Its totient is φ = 65597237669376.

The previous prime is 131202021011077. The next prime is 131202021011107. The reversal of 131202021011104 is 401110120202131.

It can be written as a sum of positive squares in 2 ways, for example, as 131080791698704 + 121229312400 = 11449052^2 + 348180^2 .

It is not an unprimeable number, because it can be changed into a prime (131202021011107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117335989 + ... + 118448884.

Almost surely, 2^{131202021011104} is an apocalyptic number.

It is an amenable number.

131202021011104 is a deficient number, since it is larger than the sum of its proper divisors (127116813397076).

131202021011104 is a wasteful number, since it uses less digits than its factorization.

131202021011104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235802272 (or 235802264 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 131202021011104 its reverse (401110120202131), we get a palindrome (532312141213235).

The spelling of 131202021011104 in words is "one hundred thirty-one trillion, two hundred two billion, twenty-one million, eleven thousand, one hundred four".