1002013112 has 16 divisors (see below), whose sum is σ = 1879326360. Its totient is φ = 500859424.

The previous prime is 1002013097. The next prime is 1002013121. The reversal of 1002013112 is 2113102001.

It is a junction number, because it is equal to n+sod(n) for n = 1002013093 and 1002013102.

It is a congruent number.

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, 13883 + ... + 46869.

Almost surely, 2^1002013112 is an apocalyptic number.

It is an amenable number.

1002013112 is a deficient number, since it is larger than the sum of its proper divisors (877313248).

1002013112 is a wasteful number, since it uses less digits than its factorization.

1002013112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36790 (or 36786 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1002013112 is about 31654.5906939262. The cubic root of 1002013112 is about 1000.6705875452.

Adding to 1002013112 its reverse (2113102001), we get a palindrome (3115115113).

Subtracting 1002013112 from its reverse (2113102001), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 10020 and 13112, that added together give a palindrome (23132).

The spelling of 1002013112 in words is "one billion, two million, thirteen thousand, one hundred twelve".