23311322103 has 4 divisors (see below), whose sum is σ = 31081762808. Its totient is φ = 15540881400.

The previous prime is 23311322087. The next prime is 23311322147. The reversal of 23311322103 is 30122311332.

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

It is not a de Polignac number, because 23311322103 - 2⁴ = 23311322087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23311322103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311322183) 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, 3885220348 + ... + 3885220353.

It is an arithmetic number, because the mean of its divisors is an integer number (7770440702).

Almost surely, 2^23311322103 is an apocalyptic number.

23311322103 is a deficient number, since it is larger than the sum of its proper divisors (7770440705).

23311322103 is an equidigital number, since it uses as much as digits as its factorization.

23311322103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7770440704.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23311322103 its reverse (30122311332), we get a palindrome (53433633435).

The spelling of 23311322103 in words is "twenty-three billion, three hundred eleven million, three hundred twenty-two thousand, one hundred three".