10122805392 has 160 divisors (see below), whose sum is σ = 30296727552. Its totient is φ = 2852762112.

The previous prime is 10122805387. The next prime is 10122805409. The reversal of 10122805392 is 29350822101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12700738 + ... + 12701534.

Almost surely, 2^10122805392 is an apocalyptic number.

10122805392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10122805392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15148363776).

10122805392 is an abundant number, since it is smaller than the sum of its proper divisors (20173922160).

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

10122805392 is a wasteful number, since it uses less digits than its factorization.

10122805392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285 (or 1279 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 10122805392 in words is "ten billion, one hundred twenty-two million, eight hundred five thousand, three hundred ninety-two".