111003211210020 has 96 divisors (see below), whose sum is σ = 326632705246848. Its totient is φ = 28131046336512.

The previous prime is 111003211209973. The next prime is 111003211210051. The reversal of 111003211210020 is 20012112300111.

111003211210020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 581316709 + ... + 581507628.

It is an arithmetic number, because the mean of its divisors is an integer number (3402424012988).

Almost surely, 2^{111003211210020} is an apocalyptic number.

111003211210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111003211210020 is an abundant number, since it is smaller than the sum of its proper divisors (215629494036828).

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

111003211210020 is a wasteful number, since it uses less digits than its factorization.

111003211210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162824429 (or 1162824427 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 111003211210020 its reverse (20012112300111), we get a palindrome (131015323510131).

The spelling of 111003211210020 in words is "one hundred eleven trillion, three billion, two hundred eleven million, two hundred ten thousand, twenty".