2110442021242 has 4 divisors (see below), whose sum is σ = 3165663031866. Its totient is φ = 1055221010620.

The previous prime is 2110442021231. The next prime is 2110442021299. The reversal of 2110442021242 is 2421202440112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1731674396761 + 378767624481 = 1315931^2 + 615441^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527610505309 + ... + 527610505312.

Almost surely, 2^{2110442021242} is an apocalyptic number.

2110442021242 is a deficient number, since it is larger than the sum of its proper divisors (1055221010624).

2110442021242 is a wasteful number, since it uses less digits than its factorization.

2110442021242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055221010623.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 2110442021242 its reverse (2421202440112), we get a palindrome (4531644461354).

The spelling of 2110442021242 in words is "two trillion, one hundred ten billion, four hundred forty-two million, twenty-one thousand, two hundred forty-two".