23113131011 has 2 divisors, whose sum is σ = 23113131012. Its totient is φ = 23113131010.

The previous prime is 23113130977. The next prime is 23113131017. The reversal of 23113131011 is 11013131132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23113131011 - 2¹⁴ = 23113114627 is a prime.

It is not a weakly prime, because it can be changed into another prime (23113131017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11556565505 + 11556565506.

It is an arithmetic number, because the mean of its divisors is an integer number (11556565506).

Almost surely, 2^23113131011 is an apocalyptic number.

23113131011 is a deficient number, since it is larger than the sum of its proper divisors (1).

23113131011 is an equidigital number, since it uses as much as digits as its factorization.

23113131011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 23113131011 its reverse (11013131132), we get a palindrome (34126262143).

The spelling of 23113131011 in words is "twenty-three billion, one hundred thirteen million, one hundred thirty-one thousand, eleven".