2112104210242 has 8 divisors (see below), whose sum is σ = 3411860647356. Its totient is φ = 974817327792.

The previous prime is 2112104210239. The next prime is 2112104210243. The reversal of 2112104210242 is 2420124012112.

It can be written as a sum of positive squares in 2 ways, for example, as 1650657078841 + 461447131401 = 1284779^2 + 679299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2112104210243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40617388633 + ... + 40617388684.

Almost surely, 2^{2112104210242} is an apocalyptic number.

2112104210242 is a deficient number, since it is larger than the sum of its proper divisors (1299756437114).

2112104210242 is a wasteful number, since it uses less digits than its factorization.

2112104210242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81234777332.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 2112104210242 its reverse (2420124012112), we get a palindrome (4532228222354).

The spelling of 2112104210242 in words is "two trillion, one hundred twelve billion, one hundred four million, two hundred ten thousand, two hundred forty-two".