2113100442243 has 12 divisors (see below), whose sum is σ = 3488292793648. Its totient is φ = 1207485966960.

The previous prime is 2113100442241. The next prime is 2113100442263. The reversal of 2113100442243 is 3422440013112.

2113100442243 is a `hidden beast` number, since 2 + 113 + 100 + 442 + 2 + 4 + 3 = 666.

It is not a de Polignac number, because 2113100442243 - 2¹ = 2113100442241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113100442241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16770638368 + ... + 16770638493.

Almost surely, 2^{2113100442243} is an apocalyptic number.

2113100442243 is a deficient number, since it is larger than the sum of its proper divisors (1375192351405).

2113100442243 is a wasteful number, since it uses less digits than its factorization.

2113100442243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33541276874 (or 33541276871 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2113100442243 its reverse (3422440013112), we get a palindrome (5535540455355).

The spelling of 2113100442243 in words is "two trillion, one hundred thirteen billion, one hundred million, four hundred forty-two thousand, two hundred forty-three".