12166293202 has 48 divisors (see below), whose sum is σ = 22536685080. Its totient is φ = 4894536192.

The previous prime is 12166293197. The next prime is 12166293229. The reversal of 12166293202 is 20239266121.

It can be written as a sum of positive squares in 4 ways, for example, as 12165869401 + 423801 = 110299^2 + 651^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638688 + ... + 657460.

Almost surely, 2^12166293202 is an apocalyptic number.

12166293202 is a deficient number, since it is larger than the sum of its proper divisors (10370391878).

12166293202 is a wasteful number, since it uses less digits than its factorization.

12166293202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19195 (or 19188 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 12166293202 in words is "twelve billion, one hundred sixty-six million, two hundred ninety-three thousand, two hundred two".