2122518056 has 16 divisors (see below), whose sum is σ = 3980670900. Its totient is φ = 1061005824.

The previous prime is 2122518023. The next prime is 2122518067. The reversal of 2122518056 is 6508152212.

It can be written as a sum of positive squares in 2 ways, for example, as 2116920100 + 5597956 = 46010^2 + 2366^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6710 + ... + 65498.

Almost surely, 2^2122518056 is an apocalyptic number.

It is an amenable number.

2122518056 is a deficient number, since it is larger than the sum of its proper divisors (1858152844).

2122518056 is a wasteful number, since it uses less digits than its factorization.

2122518056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63308 (or 63304 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 2122518056 is about 46070.7939588629. The cubic root of 2122518056 is about 1285.1400688105.

The spelling of 2122518056 in words is "two billion, one hundred twenty-two million, five hundred eighteen thousand, fifty-six".