111013231002000 has 80 divisors (see below), whose sum is σ = 357906656769792. Its totient is φ = 29603528265600.

The previous prime is 111013231001987. The next prime is 111013231002041. The reversal of 111013231002000 is 200132310111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9251096584 + ... + 9251108583.

Almost surely, 2^{111013231002000} is an apocalyptic number.

111013231002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111013231002000 is an abundant number, since it is smaller than the sum of its proper divisors (246893425767792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111013231002000 is a wasteful number, since it uses less digits than its factorization.

111013231002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18502205193 (or 18502205177 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111013231002000 its reverse (200132310111), we get a palindrome (111213363312111).

The spelling of 111013231002000 in words is "one hundred eleven trillion, thirteen billion, two hundred thirty-one million, two thousand".