131202210400423 has 2 divisors, whose sum is σ = 131202210400424. Its totient is φ = 131202210400422.

The previous prime is 131202210400403. The next prime is 131202210400507. The reversal of 131202210400423 is 324004012202131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131202210400423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131202210400403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65601105200211 + 65601105200212.

It is an arithmetic number, because the mean of its divisors is an integer number (65601105200212).

Almost surely, 2^{131202210400423} is an apocalyptic number.

131202210400423 is a deficient number, since it is larger than the sum of its proper divisors (1).

131202210400423 is an equidigital number, since it uses as much as digits as its factorization.

131202210400423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 131202210400423 its reverse (324004012202131), we get a palindrome (455206222602554).

The spelling of 131202210400423 in words is "one hundred thirty-one trillion, two hundred two billion, two hundred ten million, four hundred thousand, four hundred twenty-three".