23211203233 has 4 divisors (see below), whose sum is σ = 23490856368. Its totient is φ = 22931550100.

The previous prime is 23211203209. The next prime is 23211203291. The reversal of 23211203233 is 33230211232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23211203233 - 2⁵ = 23211203201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23211206233) 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, 139826443 + ... + 139826608.

It is an arithmetic number, because the mean of its divisors is an integer number (5872714092).

Almost surely, 2^23211203233 is an apocalyptic number.

It is an amenable number.

23211203233 is a deficient number, since it is larger than the sum of its proper divisors (279653135).

23211203233 is an equidigital number, since it uses as much as digits as its factorization.

23211203233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279653134.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23211203233 its reverse (33230211232), we get a palindrome (56441414465).

The spelling of 23211203233 in words is "twenty-three billion, two hundred eleven million, two hundred three thousand, two hundred thirty-three".