300400121120 has 96 divisors (see below), whose sum is σ = 819755064576. Its totient is φ = 102810726400.

The previous prime is 300400121111. The next prime is 300400121179. The reversal of 300400121120 is 21121004003.

It is a junction number, because it is equal to n+sod(n) for n = 300400121095 and 300400121104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4990136 + ... + 5049975.

It is an arithmetic number, because the mean of its divisors is an integer number (8539115256).

Almost surely, 2^300400121120 is an apocalyptic number.

It is an amenable number.

300400121120 is an abundant number, since it is smaller than the sum of its proper divisors (519354943456).

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

300400121120 is a wasteful number, since it uses less digits than its factorization.

300400121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10040154 (or 10040146 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 300400121120 its reverse (21121004003), we get a palindrome (321521125123).

The spelling of 300400121120 in words is "three hundred billion, four hundred million, one hundred twenty-one thousand, one hundred twenty".