12158813022 has 8 divisors (see below), whose sum is σ = 24317626056. Its totient is φ = 4052937672.

The previous prime is 12158812997. The next prime is 12158813039. The reversal of 12158813022 is 22031885121.

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

12158813022 is an admirable number.

It is a congruent number.

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, 1013234413 + ... + 1013234424.

It is an arithmetic number, because the mean of its divisors is an integer number (3039703257).

Almost surely, 2^12158813022 is an apocalyptic number.

12158813022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12158813022 is a wasteful number, since it uses less digits than its factorization.

12158813022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026468842.

The product of its (nonzero) digits is 7680, while the sum is 33.

The spelling of 12158813022 in words is "twelve billion, one hundred fifty-eight million, eight hundred thirteen thousand, twenty-two".