22515500213 has 16 divisors (see below), whose sum is σ = 25113525120. Its totient is φ = 20060660736.

The previous prime is 22515500201. The next prime is 22515500233. The reversal of 22515500213 is 31200551522.

It is a cyclic number.

It is not a de Polignac number, because 22515500213 - 2¹⁸ = 22515238069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22515500233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416045 + ... + 467037.

It is an arithmetic number, because the mean of its divisors is an integer number (1569595320).

Almost surely, 2^22515500213 is an apocalyptic number.

It is an amenable number.

22515500213 is a deficient number, since it is larger than the sum of its proper divisors (2598024907).

22515500213 is a wasteful number, since it uses less digits than its factorization.

22515500213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52396.

The product of its (nonzero) digits is 3000, while the sum is 26.

The spelling of 22515500213 in words is "twenty-two billion, five hundred fifteen million, five hundred thousand, two hundred thirteen".