23313221303 has 4 divisors (see below), whose sum is σ = 24684587280. Its totient is φ = 21941855328.

The previous prime is 23313221287. The next prime is 23313221359. The reversal of 23313221303 is 30312231332.

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 23313221303 - 2⁴ = 23313221287 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 (23313221903) 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, 685682963 + ... + 685682996.

It is an arithmetic number, because the mean of its divisors is an integer number (6171146820).

Almost surely, 2^23313221303 is an apocalyptic number.

23313221303 is a deficient number, since it is larger than the sum of its proper divisors (1371365977).

23313221303 is a wasteful number, since it uses less digits than its factorization.

23313221303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371365976.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23313221303 its reverse (30312231332), we get a palindrome (53625452635).

The spelling of 23313221303 in words is "twenty-three billion, three hundred thirteen million, two hundred twenty-one thousand, three hundred three".