300220100 has 36 divisors (see below), whose sum is σ = 655882500. Its totient is φ = 119276160.

The previous prime is 300220073. The next prime is 300220111. The reversal of 300220100 is 1022003.

It can be written as a sum of positive squares in 6 ways, for example, as 41396356 + 258823744 = 6434^2 + 16088^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4826 + ... + 24974.

Almost surely, 2^300220100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 300220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327941250).

300220100 is an abundant number, since it is smaller than the sum of its proper divisors (355662400).

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

300220100 is a wasteful number, since it uses less digits than its factorization.

300220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20312 (or 20305 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 300220100 is about 17326.8606504468. The cubic root of 300220100 is about 669.5966236084.

Adding to 300220100 its reverse (1022003), we get a palindrome (301242103).

The spelling of 300220100 in words is "three hundred million, two hundred twenty thousand, one hundred".