131002004032401 has 16 divisors (see below), whose sum is σ = 175064085149184. Its totient is φ = 87137476804224.

The previous prime is 131002004032397. The next prime is 131002004032409. The reversal of 131002004032401 is 104230400200131.

It is not a de Polignac number, because 131002004032401 - 2² = 131002004032397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131002004032409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19682010 + ... + 25483043.

It is an arithmetic number, because the mean of its divisors is an integer number (10941505321824).

Almost surely, 2^{131002004032401} is an apocalyptic number.

It is an amenable number.

131002004032401 is a deficient number, since it is larger than the sum of its proper divisors (44062081116783).

131002004032401 is a wasteful number, since it uses less digits than its factorization.

131002004032401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45167240.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 131002004032401 its reverse (104230400200131), we get a palindrome (235232404232532).

The spelling of 131002004032401 in words is "one hundred thirty-one trillion, two billion, four million, thirty-two thousand, four hundred one".