2113142021442 has 24 divisors (see below), whose sum is σ = 4578605229744. Its totient is φ = 704360543064.

The previous prime is 2113142021437. The next prime is 2113142021443. The reversal of 2113142021442 is 2441202413112.

2113142021442 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 14 + 202 + 1 + 442 = 666.

It is not an unprimeable number, because it can be changed into a prime (2113142021443) 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, 1023348 + ... + 2296415.

It is an arithmetic number, because the mean of its divisors is an integer number (190775217906).

Almost surely, 2^{2113142021442} is an apocalyptic number.

2113142021442 is an abundant number, since it is smaller than the sum of its proper divisors (2465463208302).

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

2113142021442 is a wasteful number, since it uses less digits than its factorization.

2113142021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355134 (or 3355131 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 2113142021442 its reverse (2441202413112), we get a palindrome (4554344434554).

The spelling of 2113142021442 in words is "two trillion, one hundred thirteen billion, one hundred forty-two million, twenty-one thousand, four hundred forty-two".