111032020013 has 24 divisors (see below), whose sum is σ = 122259540480. Its totient is φ = 100547948160.

The previous prime is 111032019997. The next prime is 111032020019. The reversal of 111032020013 is 310020230111.

It is not a de Polignac number, because 111032020013 - 2⁴ = 111032019997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111032020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111032020019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21215045 + ... + 21220277.

It is an arithmetic number, because the mean of its divisors is an integer number (5094147520).

Almost surely, 2^111032020013 is an apocalyptic number.

It is an amenable number.

111032020013 is a deficient number, since it is larger than the sum of its proper divisors (11227520467).

111032020013 is a wasteful number, since it uses less digits than its factorization.

111032020013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7409 (or 7386 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 111032020013 its reverse (310020230111), we get a palindrome (421052250124).

The spelling of 111032020013 in words is "one hundred eleven billion, thirty-two million, twenty thousand, thirteen".