23113132311 has 4 divisors (see below), whose sum is σ = 30817509752. Its totient is φ = 15408754872.

The previous prime is 23113132309. The next prime is 23113132313. The reversal of 23113132311 is 11323131132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23113132309) and next prime (23113132313).

It is not a de Polignac number, because 23113132311 - 2¹ = 23113132309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23113132313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3852188716 + ... + 3852188721.

It is an arithmetic number, because the mean of its divisors is an integer number (7704377438).

Almost surely, 2^23113132311 is an apocalyptic number.

23113132311 is a deficient number, since it is larger than the sum of its proper divisors (7704377441).

23113132311 is an equidigital number, since it uses as much as digits as its factorization.

23113132311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7704377440.

The product of its digits is 324, while the sum is 21.

Adding to 23113132311 its reverse (11323131132), we get a palindrome (34436263443).

The spelling of 23113132311 in words is "twenty-three billion, one hundred thirteen million, one hundred thirty-two thousand, three hundred eleven".