2120012030344 has 16 divisors (see below), whose sum is σ = 4280793523020. Its totient is φ = 978467090880.

The previous prime is 2120012030309. The next prime is 2120012030347. The reversal of 2120012030344 is 4430302100212.

It can be written as a sum of positive squares in 2 ways, for example, as 1936099707844 + 183912322500 = 1391438^2 + 428850^2 .

It is not an unprimeable number, because it can be changed into a prime (2120012030347) 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, 10192365427 + ... + 10192365634.

Almost surely, 2^{2120012030344} is an apocalyptic number.

It is an amenable number.

2120012030344 is an abundant number, since it is smaller than the sum of its proper divisors (2160781492676).

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

2120012030344 is a wasteful number, since it uses less digits than its factorization.

2120012030344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20384731080 (or 20384731076 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 2120012030344 its reverse (4430302100212), we get a palindrome (6550314130556).

The spelling of 2120012030344 in words is "two trillion, one hundred twenty billion, twelve million, thirty thousand, three hundred forty-four".