301220112220 has 24 divisors (see below), whose sum is σ = 633230239824. Its totient is φ = 120360806016.

The previous prime is 301220112197. The next prime is 301220112251. The reversal of 301220112220 is 22211022103.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 301220112194 and 301220112203.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 7933017 + ... + 7970896.

It is an arithmetic number, because the mean of its divisors is an integer number (26384593326).

Almost surely, 2^301220112220 is an apocalyptic number.

It is an amenable number.

301220112220 is an abundant number, since it is smaller than the sum of its proper divisors (332010127604).

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

301220112220 is a wasteful number, since it uses less digits than its factorization.

301220112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15904869 (or 15904867 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 301220112220 its reverse (22211022103), we get a palindrome (323431134323).

The spelling of 301220112220 in words is "three hundred one billion, two hundred twenty million, one hundred twelve thousand, two hundred twenty".