22166166602061 has 12 divisors (see below), whose sum is σ = 32067590606688. Its totient is φ = 14754462368904.

The previous prime is 22166166602051. The next prime is 22166166602089. The reversal of 22166166602061 is 16020666166122.

It is not a de Polignac number, because 22166166602061 - 2⁵ = 22166166602029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22166166601998 and 22166166602016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22166166602051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1915163265 + ... + 1915174838.

It is an arithmetic number, because the mean of its divisors is an integer number (2672299217224).

Almost surely, 2^{22166166602061} is an apocalyptic number.

It is an amenable number.

22166166602061 is a deficient number, since it is larger than the sum of its proper divisors (9901424004627).

22166166602061 is a wasteful number, since it uses less digits than its factorization.

22166166602061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3830338752 (or 3830338749 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 22166166602061 in words is "twenty-two trillion, one hundred sixty-six billion, one hundred sixty-six million, six hundred two thousand, sixty-one".