2111321104524 has 72 divisors (see below), whose sum is σ = 5799063495680. Its totient is φ = 645225458400.

The previous prime is 2111321104511. The next prime is 2111321104531. The reversal of 2111321104524 is 4254011231112.

2111321104524 is a `hidden beast` number, since 2 + 1 + 1 + 1 + 32 + 1 + 104 + 524 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49764712 + ... + 49807119.

Almost surely, 2^{2111321104524} is an apocalyptic number.

It is an amenable number.

2111321104524 is an abundant number, since it is smaller than the sum of its proper divisors (3687742391156).

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

2111321104524 is a wasteful number, since it uses less digits than its factorization.

2111321104524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99571891 (or 99571886 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 2111321104524 its reverse (4254011231112), we get a palindrome (6365332335636).

The spelling of 2111321104524 in words is "two trillion, one hundred eleven billion, three hundred twenty-one million, one hundred four thousand, five hundred twenty-four".