300221030031020 has 96 divisors (see below), whose sum is σ = 773365503109248. Its totient is φ = 95550950080512.

The previous prime is 300221030030981. The next prime is 300221030031053. The reversal of 300221030031020 is 20130030122003.

It is a super-2 number, since 2×300221030031020² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 300221030031020.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 863821397 + ... + 864168876.

It is an arithmetic number, because the mean of its divisors is an integer number (8055890657388).

Almost surely, 2^{300221030031020} is an apocalyptic number.

It is an amenable number.

300221030031020 is an abundant number, since it is smaller than the sum of its proper divisors (473144473078228).

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

300221030031020 is a wasteful number, since it uses less digits than its factorization.

300221030031020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727990379 (or 1727990377 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 300221030031020 its reverse (20130030122003), we get a palindrome (320351060153023).

The spelling of 300221030031020 in words is "three hundred trillion, two hundred twenty-one billion, thirty million, thirty-one thousand, twenty".