300111420420 has 72 divisors (see below), whose sum is σ = 1040386261824. Its totient is φ = 68596895808.

The previous prime is 300111420397. The next prime is 300111420451. The reversal of 300111420420 is 24024111003.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 300111420393 and 300111420402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119090574 + ... + 119093093.

It is an arithmetic number, because the mean of its divisors is an integer number (14449809192).

Almost surely, 2^300111420420 is an apocalyptic number.

300111420420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

300111420420 is an abundant number, since it is smaller than the sum of its proper divisors (740274841404).

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

300111420420 is a wasteful number, since it uses less digits than its factorization.

300111420420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238183689 (or 238183684 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 300111420420 its reverse (24024111003), we get a palindrome (324135531423).

The spelling of 300111420420 in words is "three hundred billion, one hundred eleven million, four hundred twenty thousand, four hundred twenty".