2166340122 has 12 divisors (see below), whose sum is σ = 4693736970. Its totient is φ = 722113368.

The previous prime is 2166340079. The next prime is 2166340147. The reversal of 2166340122 is 2210436612.

2166340122 is a `hidden beast` number, since 2 + 1 + 6 + 634 + 0 + 1 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1685020401 + 481319721 = 41049^2 + 21939^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60176097 + ... + 60176132.

Almost surely, 2^2166340122 is an apocalyptic number.

2166340122 is an abundant number, since it is smaller than the sum of its proper divisors (2527396848).

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

2166340122 is a wasteful number, since it uses less digits than its factorization.

2166340122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120352237 (or 120352234 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2166340122 is about 46543.9590279985. The cubic root of 2166340122 is about 1293.9243358711.

Adding to 2166340122 its reverse (2210436612), we get a palindrome (4376776734).

The spelling of 2166340122 in words is "two billion, one hundred sixty-six million, three hundred forty thousand, one hundred twenty-two".