22103163650 has 12 divisors (see below), whose sum is σ = 41111884482. Its totient is φ = 8841265440.

The previous prime is 22103163631. The next prime is 22103163679. The reversal of 22103163650 is 5636130122.

It can be written as a sum of positive squares in 3 ways, for example, as 14936017369 + 7167146281 = 122213^2 + 84659^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221031587 + ... + 221031686.

Almost surely, 2^22103163650 is an apocalyptic number.

22103163650 is a deficient number, since it is larger than the sum of its proper divisors (19008720832).

22103163650 is a wasteful number, since it uses less digits than its factorization.

22103163650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442063285 (or 442063280 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 22103163650 its reverse (5636130122), we get a palindrome (27739293772).

The spelling of 22103163650 in words is "twenty-two billion, one hundred three million, one hundred sixty-three thousand, six hundred fifty".