11112443013 has 16 divisors (see below), whose sum is σ = 16937331840. Its totient is φ = 6348435456.

The previous prime is 11112442997. The next prime is 11112443021. The reversal of 11112443013 is 31034421111.

It is not a de Polignac number, because 11112443013 - 2⁴ = 11112442997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112443033) 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, 28381 + ... + 151757.

It is an arithmetic number, because the mean of its divisors is an integer number (1058583240).

Almost surely, 2^11112443013 is an apocalyptic number.

It is an amenable number.

11112443013 is a deficient number, since it is larger than the sum of its proper divisors (5824888827).

11112443013 is a wasteful number, since it uses less digits than its factorization.

11112443013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127676.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11112443013 its reverse (31034421111), we get a palindrome (42146864124).

The spelling of 11112443013 in words is "eleven billion, one hundred twelve million, four hundred forty-three thousand, thirteen".