22173821136130 has 16 divisors (see below), whose sum is σ = 39913222470264. Its totient is φ = 8869451915520.

The previous prime is 22173821136083. The next prime is 22173821136169. The reversal of 22173821136130 is 3163112837122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10301268974481 + 11872552161649 = 3209559^2 + 3445657^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8343141 + ... + 10675000.

Almost surely, 2^{22173821136130} is an apocalyptic number.

22173821136130 is a deficient number, since it is larger than the sum of its proper divisors (17739401334134).

22173821136130 is a wasteful number, since it uses less digits than its factorization.

22173821136130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19134741.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 22173821136130 in words is "twenty-two trillion, one hundred seventy-three billion, eight hundred twenty-one million, one hundred thirty-six thousand, one hundred thirty".