2116664022 has 16 divisors (see below), whose sum is σ = 4618176192. Its totient is φ = 641413320.

The previous prime is 2116664009. The next prime is 2116664023. The reversal of 2116664022 is 2204666112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116664023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16035268 + ... + 16035399.

It is an arithmetic number, because the mean of its divisors is an integer number (288636012).

Almost surely, 2^2116664022 is an apocalyptic number.

2116664022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2116664022 is an abundant number, since it is smaller than the sum of its proper divisors (2501512170).

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

2116664022 is a wasteful number, since it uses less digits than its factorization.

2116664022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32070683.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2116664022 is about 46007.2170642824. The cubic root of 2116664022 is about 1283.9574827489.

The spelling of 2116664022 in words is "two billion, one hundred sixteen million, six hundred sixty-four thousand, twenty-two".