2122164615 has 16 divisors (see below), whose sum is σ = 3397782528. Its totient is φ = 1131048096.

The previous prime is 2122164607. The next prime is 2122164647. The reversal of 2122164615 is 5164612212.

It is not a de Polignac number, because 2122164615 - 2³ = 2122164607 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25267 + ... + 69876.

It is an arithmetic number, because the mean of its divisors is an integer number (212361408).

Almost surely, 2^2122164615 is an apocalyptic number.

2122164615 is a deficient number, since it is larger than the sum of its proper divisors (1275617913).

2122164615 is a wasteful number, since it uses less digits than its factorization.

2122164615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96638.

The product of its digits is 5760, while the sum is 30.

The square root of 2122164615 is about 46066.9579525282. The cubic root of 2122164615 is about 1285.0687311519.

Adding to 2122164615 its reverse (5164612212), we get a palindrome (7286776827).

The spelling of 2122164615 in words is "two billion, one hundred twenty-two million, one hundred sixty-four thousand, six hundred fifteen".