22102370505 has 64 divisors (see below), whose sum is σ = 40466680320. Its totient is φ = 11437625088.

The previous prime is 22102370489. The next prime is 22102370539. The reversal of 22102370505 is 50507320122.

22102370505 is a `hidden beast` number, since 22 + 102 + 37 + 0 + 505 = 666.

It is not a de Polignac number, because 22102370505 - 2⁴ = 22102370489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1857204 + ... + 1869066.

It is an arithmetic number, because the mean of its divisors is an integer number (632291880).

Almost surely, 2^22102370505 is an apocalyptic number.

It is an amenable number.

22102370505 is a deficient number, since it is larger than the sum of its proper divisors (18364309815).

22102370505 is a wasteful number, since it uses less digits than its factorization.

22102370505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12287 (or 12281 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

Adding to 22102370505 its reverse (50507320122), we get a palindrome (72609690627).

The spelling of 22102370505 in words is "twenty-two billion, one hundred two million, three hundred seventy thousand, five hundred five".