22530500215 has 16 divisors (see below), whose sum is σ = 28079861760. Its totient is φ = 17341893280.

The previous prime is 22530500207. The next prime is 22530500221. The reversal of 22530500215 is 51200503522.

It is a happy number.

It is not a de Polignac number, because 22530500215 - 2³ = 22530500207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22530500215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798631 + ... + 826360.

It is an arithmetic number, because the mean of its divisors is an integer number (1754991360).

Almost surely, 2^22530500215 is an apocalyptic number.

22530500215 is a deficient number, since it is larger than the sum of its proper divisors (5549361545).

22530500215 is a wasteful number, since it uses less digits than its factorization.

22530500215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625102.

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 22530500215 in words is "twenty-two billion, five hundred thirty million, five hundred thousand, two hundred fifteen".