2120120253246 has 16 divisors (see below), whose sum is σ = 4240658016000. Its totient is φ = 706637166168.

The previous prime is 2120120253217. The next prime is 2120120253257. The reversal of 2120120253246 is 6423520210212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17330196 + ... + 17452103.

It is an arithmetic number, because the mean of its divisors is an integer number (265041126000).

Almost surely, 2^{2120120253246} is an apocalyptic number.

2120120253246 is an abundant number, since it is smaller than the sum of its proper divisors (2120537762754).

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

2120120253246 is a wasteful number, since it uses less digits than its factorization.

2120120253246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34792463.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 2120120253246 its reverse (6423520210212), we get a palindrome (8543640463458).

The spelling of 2120120253246 in words is "two trillion, one hundred twenty billion, one hundred twenty million, two hundred fifty-three thousand, two hundred forty-six".