23330221033 has 4 divisors (see below), whose sum is σ = 26663109760. Its totient is φ = 19997332308.

The previous prime is 23330221027. The next prime is 23330221039. The reversal of 23330221033 is 33012203332.

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 an interprime number because it is at equal distance from previous prime (23330221027) and next prime (23330221039).

It is a cyclic number.

It is not a de Polignac number, because 23330221033 - 2⁵ = 23330221001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23330220995 and 23330221013.

It is not an unprimeable number, because it can be changed into a prime (23330221039) 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, 1666444353 + ... + 1666444366.

It is an arithmetic number, because the mean of its divisors is an integer number (6665777440).

Almost surely, 2^23330221033 is an apocalyptic number.

It is an amenable number.

23330221033 is a deficient number, since it is larger than the sum of its proper divisors (3332888727).

23330221033 is an equidigital number, since it uses as much as digits as its factorization.

23330221033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332888726.

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 23330221033 its reverse (33012203332), we get a palindrome (56342424365).

The spelling of 23330221033 in words is "twenty-three billion, three hundred thirty million, two hundred twenty-one thousand, thirty-three".