2542443110122 has 32 divisors (see below), whose sum is σ = 4094771907600. Its totient is φ = 1179739115520.

The previous prime is 2542443110089. The next prime is 2542443110257. The reversal of 2542443110122 is 2210113442452.

It can be written as a sum of positive squares in 8 ways, for example, as 1912243699921 + 630199410201 = 1382839^2 + 793851^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137579 + ... + 2525662.

Almost surely, 2^{2542443110122} is an apocalyptic number.

2542443110122 is a deficient number, since it is larger than the sum of its proper divisors (1552328797478).

2542443110122 is a wasteful number, since it uses less digits than its factorization.

2542443110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3663546.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 2542443110122 its reverse (2210113442452), we get a palindrome (4752556552574).

The spelling of 2542443110122 in words is "two trillion, five hundred forty-two billion, four hundred forty-three million, one hundred ten thousand, one hundred twenty-two".