23033332033021 has 4 divisors (see below), whose sum is σ = 24034781251872. Its totient is φ = 22031882814172.

The previous prime is 23033332033001. The next prime is 23033332033057. The reversal of 23033332033021 is 12033023333032.

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 23033332033021 - 2⁹ = 23033332032509 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 (23033332033001) 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, 500724609391 + ... + 500724609436.

It is an arithmetic number, because the mean of its divisors is an integer number (6008695312968).

Almost surely, 2^{23033332033021} is an apocalyptic number.

It is an amenable number.

23033332033021 is a deficient number, since it is larger than the sum of its proper divisors (1001449218851).

23033332033021 is a wasteful number, since it uses less digits than its factorization.

23033332033021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001449218850.

The product of its (nonzero) digits is 17496, while the sum is 28.

Adding to 23033332033021 its reverse (12033023333032), we get a palindrome (35066355366053).

The spelling of 23033332033021 in words is "twenty-three trillion, thirty-three billion, three hundred thirty-two million, thirty-three thousand, twenty-one".