2113201121994 has 16 divisors (see below), whose sum is σ = 4696002493440. Its totient is φ = 704400373980.

The previous prime is 2113201121947. The next prime is 2113201122007. The reversal of 2113201121994 is 4991211023112.

2113201121994 is a `hidden beast` number, since 21 + 1 + 320 + 11 + 219 + 94 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19566677002 + ... + 19566677109.

It is an arithmetic number, because the mean of its divisors is an integer number (293500155840).

Almost surely, 2^{2113201121994} is an apocalyptic number.

2113201121994 is an abundant number, since it is smaller than the sum of its proper divisors (2582801371446).

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

2113201121994 is a wasteful number, since it uses less digits than its factorization.

2113201121994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39133354122 (or 39133354116 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The spelling of 2113201121994 in words is "two trillion, one hundred thirteen billion, two hundred one million, one hundred twenty-one thousand, nine hundred ninety-four".