2166117114 has 32 divisors (see below), whose sum is σ = 4994951040. Its totient is φ = 613412352.

The previous prime is 2166117113. The next prime is 2166117119. The reversal of 2166117114 is 4117116612.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2166117113) 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, 223459 + ... + 232950.

It is an arithmetic number, because the mean of its divisors is an integer number (156092220).

Almost surely, 2^2166117114 is an apocalyptic number.

2166117114 is an abundant number, since it is smaller than the sum of its proper divisors (2828833926).

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

2166117114 is a wasteful number, since it uses less digits than its factorization.

2166117114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456534.

The product of its digits is 2016, while the sum is 30.

The square root of 2166117114 is about 46541.5632956178. The cubic root of 2166117114 is about 1293.8799345053.

The spelling of 2166117114 in words is "two billion, one hundred sixty-six million, one hundred seventeen thousand, one hundred fourteen".