303113112020 has 48 divisors (see below), whose sum is σ = 689654927808. Its totient is φ = 111459371520.

The previous prime is 303113111981. The next prime is 303113112041. The reversal of 303113112020 is 20211311303.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 303113112020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10351766 + ... + 10381005.

It is an arithmetic number, because the mean of its divisors is an integer number (14367810996).

Almost surely, 2^303113112020 is an apocalyptic number.

It is an amenable number.

303113112020 is an abundant number, since it is smaller than the sum of its proper divisors (386541815788).

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

303113112020 is a wasteful number, since it uses less digits than its factorization.

303113112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20732840 (or 20732838 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 303113112020 its reverse (20211311303), we get a palindrome (323324423323).

The spelling of 303113112020 in words is "three hundred three billion, one hundred thirteen million, one hundred twelve thousand, twenty".