301220222 has 4 divisors (see below), whose sum is σ = 451830336. Its totient is φ = 150610110.

The previous prime is 301220209. The next prime is 301220237. The reversal of 301220222 is 222022103.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 301220197 and 301220206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75305054 + ... + 75305057.

It is an arithmetic number, because the mean of its divisors is an integer number (112957584).

Almost surely, 2^301220222 is an apocalyptic number.

301220222 is a deficient number, since it is larger than the sum of its proper divisors (150610114).

301220222 is a wasteful number, since it uses less digits than its factorization.

301220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150610113.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 301220222 is about 17355.6971049854. The cubic root of 301220222 is about 670.3393409852.

Adding to 301220222 its reverse (222022103), we get a palindrome (523242325).

The spelling of 301220222 in words is "three hundred one million, two hundred twenty thousand, two hundred twenty-two".