2113003012 has 12 divisors (see below), whose sum is σ = 3703912156. Its totient is φ = 1054742400.

The previous prime is 2113003007. The next prime is 2113003021. The reversal of 2113003012 is 2103003112.

It can be written as a sum of positive squares in 2 ways, for example, as 1924050496 + 188952516 = 43864^2 + 13746^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2113002983 and 2113003001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437073 + ... + 441880.

Almost surely, 2^2113003012 is an apocalyptic number.

It is an amenable number.

2113003012 is a deficient number, since it is larger than the sum of its proper divisors (1590909144).

2113003012 is a wasteful number, since it uses less digits than its factorization.

2113003012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879558 (or 879556 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 2113003012 is about 45967.4125005966. The cubic root of 2113003012 is about 1283.2168056261.

Adding to 2113003012 its reverse (2103003112), we get a palindrome (4216006124).

The spelling of 2113003012 in words is "two billion, one hundred thirteen million, three thousand, twelve".