23133120311 has 48 divisors (see below), whose sum is σ = 28473488640. Its totient is φ = 18405826560.

The previous prime is 23133120301. The next prime is 23133120401. The reversal of 23133120311 is 11302133132.

It is not a de Polignac number, because 23133120311 - 2⁶ = 23133120247 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 (23133120301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69888416 + ... + 69888746.

It is an arithmetic number, because the mean of its divisors is an integer number (593197680).

Almost surely, 2^23133120311 is an apocalyptic number.

23133120311 is a deficient number, since it is larger than the sum of its proper divisors (5340368329).

23133120311 is a wasteful number, since it uses less digits than its factorization.

23133120311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 23133120311 its reverse (11302133132), we get a palindrome (34435253443).

The spelling of 23133120311 in words is "twenty-three billion, one hundred thirty-three million, one hundred twenty thousand, three hundred eleven".