11120000013 has 24 divisors (see below), whose sum is σ = 16372111392. Its totient is φ = 7270424928.

The previous prime is 11119999981. The next prime is 11120000029. The reversal of 11120000013 is 31000002111.

It is not a de Polignac number, because 11120000013 - 2⁵ = 11119999981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120000093) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2040270 + ... + 2045712.

It is an arithmetic number, because the mean of its divisors is an integer number (682171308).

Almost surely, 2^11120000013 is an apocalyptic number.

It is an amenable number.

11120000013 is a deficient number, since it is larger than the sum of its proper divisors (5252111379).

11120000013 is a wasteful number, since it uses less digits than its factorization.

11120000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9785 (or 9782 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 11120000013 its reverse (31000002111), we get a palindrome (42120002124).

The spelling of 11120000013 in words is "eleven billion, one hundred twenty million, thirteen", and thus it is an aban number.