22115504015 has 8 divisors (see below), whose sum is σ = 28951205328. Its totient is φ = 16084002880.

The previous prime is 22115503997. The next prime is 22115504053. The reversal of 22115504015 is 51040551122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22115504015 - 2⁸ = 22115503759 is a prime.

It is a super-2 number, since 2×22115504015² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201049982 + ... + 201050091.

It is an arithmetic number, because the mean of its divisors is an integer number (3618900666).

Almost surely, 2^22115504015 is an apocalyptic number.

22115504015 is a deficient number, since it is larger than the sum of its proper divisors (6835701313).

22115504015 is a wasteful number, since it uses less digits than its factorization.

22115504015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402100089.

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 22115504015 in words is "twenty-two billion, one hundred fifteen million, five hundred four thousand, fifteen".