23301321311 has 4 divisors (see below), whose sum is σ = 23563134000. Its totient is φ = 23039508624.

The previous prime is 23301321301. The next prime is 23301321347. The reversal of 23301321311 is 11312310332.

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 23301321311 - 2¹⁴ = 23301304927 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 (23301321301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130906211 + ... + 130906388.

It is an arithmetic number, because the mean of its divisors is an integer number (5890783500).

Almost surely, 2^23301321311 is an apocalyptic number.

23301321311 is a deficient number, since it is larger than the sum of its proper divisors (261812689).

23301321311 is an equidigital number, since it uses as much as digits as its factorization.

23301321311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261812688.

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

Adding to 23301321311 its reverse (11312310332), we get a palindrome (34613631643).

The spelling of 23301321311 in words is "twenty-three billion, three hundred one million, three hundred twenty-one thousand, three hundred eleven".