131010400232321 has 16 divisors (see below), whose sum is σ = 145210517697024. Its totient is φ = 117566052324864.

The previous prime is 131010400232311. The next prime is 131010400232333. The reversal of 131010400232321 is 123232004010131.

It is a cyclic number.

It is not a de Polignac number, because 131010400232321 - 2²⁶ = 131010333123457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131010400232311) 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, 535125161 + ... + 535369926.

It is an arithmetic number, because the mean of its divisors is an integer number (9075657356064).

Almost surely, 2^{131010400232321} is an apocalyptic number.

It is an amenable number.

131010400232321 is a deficient number, since it is larger than the sum of its proper divisors (14200117464703).

131010400232321 is a wasteful number, since it uses less digits than its factorization.

131010400232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070495440.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131010400232321 its reverse (123232004010131), we get a palindrome (254242404242452).

The spelling of 131010400232321 in words is "one hundred thirty-one trillion, ten billion, four hundred million, two hundred thirty-two thousand, three hundred twenty-one".