1056174172122 has 32 divisors (see below), whose sum is σ = 2143553126400. Its totient is φ = 346875869808.

The previous prime is 1056174172111. The next prime is 1056174172169. The reversal of 1056174172122 is 2212714716501.

It is a super-2 number, since 2×1056174172122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2098858 + ... + 2552949.

It is an arithmetic number, because the mean of its divisors is an integer number (66986035200).

Almost surely, 2^{1056174172122} is an apocalyptic number.

1056174172122 is an abundant number, since it is smaller than the sum of its proper divisors (1087378954278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1056174172122 is a wasteful number, since it uses less digits than its factorization.

1056174172122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4652370.

The product of its (nonzero) digits is 47040, while the sum is 39.

Adding to 1056174172122 its reverse (2212714716501), we get a palindrome (3268888888623).

The spelling of 1056174172122 in words is "one trillion, fifty-six billion, one hundred seventy-four million, one hundred seventy-two thousand, one hundred twenty-two".