22022021000115 has 24 divisors (see below), whose sum is σ = 38171690929008. Its totient is φ = 11745020063040.

The previous prime is 22022021000071. The next prime is 22022021000117. The reversal of 22022021000115 is 51100012022022.

22022021000115 is a `hidden beast` number, since 220 + 220 + 210 + 0 + 0 + 1 + 15 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22022021000115 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22022021000117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8988985 + ... + 11173445.

It is an arithmetic number, because the mean of its divisors is an integer number (1590487122042).

Almost surely, 2^{22022021000115} is an apocalyptic number.

22022021000115 is a deficient number, since it is larger than the sum of its proper divisors (16149669928893).

22022021000115 is a wasteful number, since it uses less digits than its factorization.

22022021000115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2408499 (or 2408496 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 22022021000115 its reverse (51100012022022), we get a palindrome (73122033022137).

The spelling of 22022021000115 in words is "twenty-two trillion, twenty-two billion, twenty-one million, one hundred fifteen", and thus it is an aban number.