2116622230560 has 144 divisors (see below), whose sum is σ = 7237807327296. Its totient is φ = 563273409024.

The previous prime is 2116622230559. The next prime is 2116622230579. The reversal of 2116622230560 is 650322266112.

2116622230560 is a `hidden beast` number, since 2 + 1 + 1 + 6 + 62 + 2 + 2 + 30 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 807834 + ... + 2210393.

It is an arithmetic number, because the mean of its divisors is an integer number (50262550884).

Almost surely, 2^{2116622230560} is an apocalyptic number.

2116622230560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2116622230560 is an abundant number, since it is smaller than the sum of its proper divisors (5121185096736).

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

2116622230560 is a wasteful number, since it uses less digits than its factorization.

2116622230560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3018735 (or 3018724 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

Adding to 2116622230560 its reverse (650322266112), we get a palindrome (2766944496672).

The spelling of 2116622230560 in words is "two trillion, one hundred sixteen billion, six hundred twenty-two million, two hundred thirty thousand, five hundred sixty".