2160122311 has 4 divisors (see below), whose sum is σ = 2160268992. Its totient is φ = 2159975632.

The previous prime is 2160122297. The next prime is 2160122317. The reversal of 2160122311 is 1132210612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2160122311 - 2⁷ = 2160122183 is a prime.

It is a super-2 number, since 2×2160122311² = 9332256796959961442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2160122317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48430 + ... + 81643.

It is an arithmetic number, because the mean of its divisors is an integer number (540067248).

Almost surely, 2^2160122311 is an apocalyptic number.

2160122311 is a deficient number, since it is larger than the sum of its proper divisors (146681).

2160122311 is a wasteful number, since it uses less digits than its factorization.

2160122311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146680.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 2160122311 is about 46477.1159927119. The cubic root of 2160122311 is about 1292.6852127310.

Adding to 2160122311 its reverse (1132210612), we get a palindrome (3292332923).

The spelling of 2160122311 in words is "two billion, one hundred sixty million, one hundred twenty-two thousand, three hundred eleven".