303100200121020 has 96 divisors (see below), whose sum is σ = 857843672958720. Its totient is φ = 79958721884160.

The previous prime is 303100200121013. The next prime is 303100200121087. The reversal of 303100200121020 is 20121002001303.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71040186 + ... + 75185825.

It is an arithmetic number, because the mean of its divisors is an integer number (8935871593320).

Almost surely, 2^{303100200121020} is an apocalyptic number.

303100200121020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

303100200121020 is an abundant number, since it is smaller than the sum of its proper divisors (554743472837700).

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

303100200121020 is a wasteful number, since it uses less digits than its factorization.

303100200121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146226395 (or 146226393 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 303100200121020 its reverse (20121002001303), we get a palindrome (323221202122323).

The spelling of 303100200121020 in words is "three hundred three trillion, one hundred billion, two hundred million, one hundred twenty-one thousand, twenty".