300020221122112 has 56 divisors (see below), whose sum is σ = 609881488697880. Its totient is φ = 146349391626240.

The previous prime is 300020221122101. The next prime is 300020221122161. The reversal of 300020221122112 is 211221122020003.

It can be written as a sum of positive squares in 4 ways, for example, as 47548968371776 + 252471252750336 = 6895576^2 + 15889344^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 300020221122112.

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, 208723564 + ... + 210156052.

It is an arithmetic number, because the mean of its divisors is an integer number (10890740869605).

Almost surely, 2^{300020221122112} is an apocalyptic number.

300020221122112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

300020221122112 is an abundant number, since it is smaller than the sum of its proper divisors (309861267575768).

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

300020221122112 is a wasteful number, since it uses less digits than its factorization.

300020221122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512359 (or 1512349 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 300020221122112 its reverse (211221122020003), we get a palindrome (511241343142115).

The spelling of 300020221122112 in words is "three hundred trillion, twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred twelve".