22521134519 has 12 divisors (see below), whose sum is σ = 24409102176. Its totient is φ = 20769720192.

The previous prime is 22521134513. The next prime is 22521134539. The reversal of 22521134519 is 91543112522.

It is not a de Polignac number, because 22521134519 - 2⁸ = 22521134263 is a prime.

It is a super-2 number, since 2×22521134519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22521134513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125999 + ... + 246815.

It is an arithmetic number, because the mean of its divisors is an integer number (2034091848).

Almost surely, 2^22521134519 is an apocalyptic number.

22521134519 is a deficient number, since it is larger than the sum of its proper divisors (1887967657).

22521134519 is a wasteful number, since it uses less digits than its factorization.

22521134519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121946 (or 121933 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The spelling of 22521134519 in words is "twenty-two billion, five hundred twenty-one million, one hundred thirty-four thousand, five hundred nineteen".