22513523133 has 4 divisors (see below), whose sum is σ = 30018030848. Its totient is φ = 15009015420.

The previous prime is 22513523119. The next prime is 22513523167. The reversal of 22513523133 is 33132531522.

It is a happy number.

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 not a de Polignac number, because 22513523133 - 2⁸ = 22513522877 is a prime.

It is a super-2 number, since 2×22513523133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22513523133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22513523033) 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, 3752253853 + ... + 3752253858.

It is an arithmetic number, because the mean of its divisors is an integer number (7504507712).

Almost surely, 2^22513523133 is an apocalyptic number.

It is an amenable number.

22513523133 is a deficient number, since it is larger than the sum of its proper divisors (7504507715).

22513523133 is an equidigital number, since it uses as much as digits as its factorization.

22513523133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7504507714.

The product of its digits is 16200, while the sum is 30.

The spelling of 22513523133 in words is "twenty-two billion, five hundred thirteen million, five hundred twenty-three thousand, one hundred thirty-three".