23321313311 has 4 divisors (see below), whose sum is σ = 23331415800. Its totient is φ = 23311210824.

The previous prime is 23321313247. The next prime is 23321313313. The reversal of 23321313311 is 11331312332.

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

It is a cyclic number.

It is not a de Polignac number, because 23321313311 - 2⁶ = 23321313247 is a prime.

It is a super-3 number, since 3×23321313311³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23321313313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5047781 + ... + 5052398.

It is an arithmetic number, because the mean of its divisors is an integer number (5832853950).

Almost surely, 2^23321313311 is an apocalyptic number.

23321313311 is a deficient number, since it is larger than the sum of its proper divisors (10102489).

23321313311 is a wasteful number, since it uses less digits than its factorization.

23321313311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102488.

The product of its digits is 972, while the sum is 23.

Adding to 23321313311 its reverse (11331312332), we get a palindrome (34652625643).

The spelling of 23321313311 in words is "twenty-three billion, three hundred twenty-one million, three hundred thirteen thousand, three hundred eleven".