22533130133021 has 4 divisors (see below), whose sum is σ = 22682356160544. Its totient is φ = 22383904105500.

The previous prime is 22533130132987. The next prime is 22533130133029. The reversal of 22533130133021 is 12033103133522.

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 22533130133021 - 2⁶ = 22533130132957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22533130133029) 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, 74613013535 + ... + 74613013836.

It is an arithmetic number, because the mean of its divisors is an integer number (5670589040136).

Almost surely, 2^{22533130133021} is an apocalyptic number.

It is an amenable number.

22533130133021 is a deficient number, since it is larger than the sum of its proper divisors (149226027523).

22533130133021 is a wasteful number, since it uses less digits than its factorization.

22533130133021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149226027522.

The product of its (nonzero) digits is 9720, while the sum is 29.

Adding to 22533130133021 its reverse (12033103133522), we get a palindrome (34566233266543).

The spelling of 22533130133021 in words is "twenty-two trillion, five hundred thirty-three billion, one hundred thirty million, one hundred thirty-three thousand, twenty-one".