2116122 has 24 divisors (see below), whose sum is σ = 4385088. Its totient is φ = 680760.

The previous prime is 2116117. The next prime is 2116123. The reversal of 2116122 is 2216112.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (2116123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5583 + ... + 5949.

It is an arithmetic number, because the mean of its divisors is an integer number (182712).

2^2116122 is an apocalyptic number.

2116122 is an abundant number, since it is smaller than the sum of its proper divisors (2268966).

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

2116122 is a wasteful number, since it uses less digits than its factorization.

2116122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 403 counting only the distinct ones).

The product of its digits is 48, while the sum is 15.

The square root of 2116122 is about 1454.6896576246. The cubic root of 2116122 is about 128.3847877476.

The spelling of 2116122 in words is "two million, one hundred sixteen thousand, one hundred twenty-two".