22176130612 has 24 divisors (see below), whose sum is σ = 40348340480. Its totient is φ = 10653180480.

The previous prime is 22176130609. The next prime is 22176130619. The reversal of 22176130612 is 21603167122.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22176130619) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 626073 + ... + 660544.

Almost surely, 2^22176130612 is an apocalyptic number.

It is an amenable number.

22176130612 is a deficient number, since it is larger than the sum of its proper divisors (18172209868).

22176130612 is a wasteful number, since it uses less digits than its factorization.

22176130612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286791 (or 1286789 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

Adding to 22176130612 its reverse (21603167122), we get a palindrome (43779297734).

The spelling of 22176130612 in words is "twenty-two billion, one hundred seventy-six million, one hundred thirty thousand, six hundred twelve".