303113340020 has 24 divisors (see below), whose sum is σ = 637055155968. Its totient is φ = 121146832800.

The previous prime is 303113339993. The next prime is 303113340071. The reversal of 303113340020 is 20043311303.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 303113339974 and 303113340001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6131216 + ... + 6180455.

It is an arithmetic number, because the mean of its divisors is an integer number (26543964832).

Almost surely, 2^303113340020 is an apocalyptic number.

It is an amenable number.

303113340020 is an abundant number, since it is smaller than the sum of its proper divisors (333941815948).

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

303113340020 is a wasteful number, since it uses less digits than its factorization.

303113340020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12312911 (or 12312909 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 303113340020 its reverse (20043311303), we get a palindrome (323156651323).

The spelling of 303113340020 in words is "three hundred three billion, one hundred thirteen million, three hundred forty thousand, twenty".