23020020033 has 4 divisors (see below), whose sum is σ = 30693360048. Its totient is φ = 15346680020.

The previous prime is 23020020007. The next prime is 23020020109. The reversal of 23020020033 is 33002002032.

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 23020020033 - 2⁶ = 23020019969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23020019994 and 23020020021.

It is not an unprimeable number, because it can be changed into a prime (23020028033) 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, 3836670003 + ... + 3836670008.

It is an arithmetic number, because the mean of its divisors is an integer number (7673340012).

Almost surely, 2^23020020033 is an apocalyptic number.

It is an amenable number.

23020020033 is a deficient number, since it is larger than the sum of its proper divisors (7673340015).

23020020033 is an equidigital number, since it uses as much as digits as its factorization.

23020020033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7673340014.

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 23020020033 its reverse (33002002032), we get a palindrome (56022022065).

The spelling of 23020020033 in words is "twenty-three billion, twenty million, twenty thousand, thirty-three".