23434234403131 has 2 divisors, whose sum is σ = 23434234403132. Its totient is φ = 23434234403130.

The previous prime is 23434234403089. The next prime is 23434234403243. The reversal of 23434234403131 is 13130443243432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23434234403131 - 2²⁷ = 23434100185403 is a prime.

It is a super-2 number, since 2×23434234403131² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23434234403831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11717117201565 + 11717117201566.

It is an arithmetic number, because the mean of its divisors is an integer number (11717117201566).

Almost surely, 2^{23434234403131} is an apocalyptic number.

23434234403131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23434234403131 is an equidigital number, since it uses as much as digits as its factorization.

23434234403131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 23434234403131 its reverse (13130443243432), we get a palindrome (36564677646563).

The spelling of 23434234403131 in words is "twenty-three trillion, four hundred thirty-four billion, two hundred thirty-four million, four hundred three thousand, one hundred thirty-one".