1011113013 has 16 divisors (see below), whose sum is σ = 1401656256. Its totient is φ = 647813760.

The previous prime is 1011113011. The next prime is 1011113071. The reversal of 1011113013 is 3103111101.

It is not a de Polignac number, because 1011113013 - 2¹ = 1011113011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011113013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011113011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53106 + ... + 69587.

It is an arithmetic number, because the mean of its divisors is an integer number (87603516).

Almost surely, 2^1011113013 is an apocalyptic number.

It is an amenable number.

1011113013 is a deficient number, since it is larger than the sum of its proper divisors (390543243).

1011113013 is a wasteful number, since it uses less digits than its factorization.

1011113013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122804.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 1011113013 is about 31798.0032863700. The cubic root of 1011113013 is about 1003.6906996455.

Adding to 1011113013 its reverse (3103111101), we get a palindrome (4114224114).

The spelling of 1011113013 in words is "one billion, eleven million, one hundred thirteen thousand, thirteen".