2040113312 has 48 divisors (see below), whose sum is σ = 4134777192. Its totient is φ = 990412800.

The previous prime is 2040113293. The next prime is 2040113359. The reversal of 2040113312 is 2133110402.

It can be written as a sum of positive squares in 4 ways, for example, as 1777802896 + 262310416 = 42164^2 + 16196^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158312 + ... + 170712.

Almost surely, 2^2040113312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040113312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2067388596).

2040113312 is an abundant number, since it is smaller than the sum of its proper divisors (2094663880).

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

2040113312 is a wasteful number, since it uses less digits than its factorization.

2040113312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12561 (or 12553 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2040113312 is about 45167.6135300505. The cubic root of 2040113312 is about 1268.2886226128.

Adding to 2040113312 its reverse (2133110402), we get a palindrome (4173223714).

The spelling of 2040113312 in words is "two billion, forty million, one hundred thirteen thousand, three hundred twelve".