2113023312 has 30 divisors (see below), whose sum is σ = 5913530922. Its totient is φ = 704341056.

The previous prime is 2113023301. The next prime is 2113023329. The reversal of 2113023312 is 2133203112.

It can be written as a sum of positive squares in only one way, i.e., 2049916176 + 63107136 = 45276^2 + 7944^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7336743 + ... + 7337030.

Almost surely, 2^2113023312 is an apocalyptic number.

It is an amenable number.

2113023312 is an abundant number, since it is smaller than the sum of its proper divisors (3800507610).

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

2113023312 is a wasteful number, since it uses less digits than its factorization.

2113023312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14673787 (or 14673778 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2113023312 is about 45967.6333086662. The cubic root of 2113023312 is about 1283.2209149778.

Adding to 2113023312 its reverse (2133203112), we get a palindrome (4246226424).

The spelling of 2113023312 in words is "two billion, one hundred thirteen million, twenty-three thousand, three hundred twelve".