12117252722 has 8 divisors (see below), whose sum is σ = 18191404272. Its totient is φ = 6053451300.

The previous prime is 12117252691. The next prime is 12117252739. The reversal of 12117252722 is 22725271121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584604 + ... + 2589287.

It is an arithmetic number, because the mean of its divisors is an integer number (2273925534).

Almost surely, 2^12117252722 is an apocalyptic number.

12117252722 is a deficient number, since it is larger than the sum of its proper divisors (6074151550).

12117252722 is a wasteful number, since it uses less digits than its factorization.

12117252722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5175064.

The product of its digits is 7840, while the sum is 32.

The spelling of 12117252722 in words is "twelve billion, one hundred seventeen million, two hundred fifty-two thousand, seven hundred twenty-two".