23043207130731 has 20 divisors (see below), whose sum is σ = 34452475478784. Its totient is φ = 15348791250000.

The previous prime is 23043207130717. The next prime is 23043207130777. The reversal of 23043207130731 is 13703170234032.

23043207130731 is a `hidden beast` number, since 23 + 0 + 4 + 320 + 7 + 1 + 307 + 3 + 1 = 666.

It is not a de Polignac number, because 23043207130731 - 2¹⁹ = 23043206606443 is a prime.

It is a super-2 number, since 2×23043207130731² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23043207131731) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 123488020 + ... + 123674481.

Almost surely, 2^{23043207130731} is an apocalyptic number.

23043207130731 is a deficient number, since it is larger than the sum of its proper divisors (11409268348053).

23043207130731 is a wasteful number, since it uses less digits than its factorization.

23043207130731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247163664 (or 247163655 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

Adding to 23043207130731 its reverse (13703170234032), we get a palindrome (36746377364763).

The spelling of 23043207130731 in words is "twenty-three trillion, forty-three billion, two hundred seven million, one hundred thirty thousand, seven hundred thirty-one".