23120003131 has 2 divisors, whose sum is σ = 23120003132. Its totient is φ = 23120003130.

The previous prime is 23120003119. The next prime is 23120003141. The reversal of 23120003131 is 13130002132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23120003131 - 2⁵ = 23120003099 is a prime.

It is a super-2 number, since 2×23120003131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23120003141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11560001565 + 11560001566.

It is an arithmetic number, because the mean of its divisors is an integer number (11560001566).

Almost surely, 2^23120003131 is an apocalyptic number.

23120003131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23120003131 is an equidigital number, since it uses as much as digits as its factorization.

23120003131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23120003131 its reverse (13130002132), we get a palindrome (36250005263).

Subtracting from 23120003131 its reverse (13130002132), we obtain a palindrome (9990000999).

The spelling of 23120003131 in words is "twenty-three billion, one hundred twenty million, three thousand, one hundred thirty-one".