111303012013 has 16 divisors (see below), whose sum is σ = 115397138880. Its totient is φ = 107226274176.

The previous prime is 111303011951. The next prime is 111303012061. The reversal of 111303012013 is 310210303111.

It is a cyclic number.

It is not a de Polignac number, because 111303012013 - 2²¹ = 111300914861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111303012313) 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, 31377706 + ... + 31381252.

It is an arithmetic number, because the mean of its divisors is an integer number (7212321180).

Almost surely, 2^111303012013 is an apocalyptic number.

It is an amenable number.

111303012013 is a deficient number, since it is larger than the sum of its proper divisors (4094126867).

111303012013 is a wasteful number, since it uses less digits than its factorization.

111303012013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 111303012013 its reverse (310210303111), we get a palindrome (421513315124).

The spelling of 111303012013 in words is "one hundred eleven billion, three hundred three million, twelve thousand, thirteen".