2166836705022 has 32 divisors (see below), whose sum is σ = 4727742577920. Its totient is φ = 656603453120.

The previous prime is 2166836705021. The next prime is 2166836705027. The reversal of 2166836705022 is 2205076386612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2166836705021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3096058 + ... + 3730850.

It is an arithmetic number, because the mean of its divisors is an integer number (147741955560).

Almost surely, 2^{2166836705022} is an apocalyptic number.

2166836705022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2166836705022 is an abundant number, since it is smaller than the sum of its proper divisors (2560905872898).

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

2166836705022 is a wasteful number, since it uses less digits than its factorization.

2166836705022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686528.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 2166836705022 in words is "two trillion, one hundred sixty-six billion, eight hundred thirty-six million, seven hundred five thousand, twenty-two".