23135514403131 has 24 divisors (see below), whose sum is σ = 35990483649120. Its totient is φ = 14236485734016.

The previous prime is 23135514403129. The next prime is 23135514403163. The reversal of 23135514403131 is 13130441553132.

23135514403131 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 5 + 514 + 4 + 0 + 3 + 131 = 666.

It is not a de Polignac number, because 23135514403131 - 2¹ = 23135514403129 is a prime.

It is a super-2 number, since 2×23135514403131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23135514443131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3012426 + ... + 7439471.

It is an arithmetic number, because the mean of its divisors is an integer number (1499603485380).

Almost surely, 2^{23135514403131} is an apocalyptic number.

23135514403131 is a deficient number, since it is larger than the sum of its proper divisors (12854969245989).

23135514403131 is a wasteful number, since it uses less digits than its factorization.

23135514403131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10470835 (or 10470832 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 23135514403131 its reverse (13130441553132), we get a palindrome (36265955956263).

The spelling of 23135514403131 in words is "twenty-three trillion, one hundred thirty-five billion, five hundred fourteen million, four hundred three thousand, one hundred thirty-one".