300132121020 has 48 divisors (see below), whose sum is σ = 840526098720. Its totient is φ = 80020359936.

The previous prime is 300132120991. The next prime is 300132121021. The reversal of 300132121020 is 20121231003.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300132121021) by changing a digit.

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, 137275 + ... + 786834.

It is an arithmetic number, because the mean of its divisors is an integer number (17510960390).

Almost surely, 2^300132121020 is an apocalyptic number.

300132121020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

300132121020 is an abundant number, since it is smaller than the sum of its proper divisors (540393977700).

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

300132121020 is a wasteful number, since it uses less digits than its factorization.

300132121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929534 (or 929532 counting only the distinct ones).

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

Adding to 300132121020 its reverse (20121231003), we get a palindrome (320253352023).

The spelling of 300132121020 in words is "three hundred billion, one hundred thirty-two million, one hundred twenty-one thousand, twenty".