303400220122 has 16 divisors (see below), whose sum is σ = 483447967200. Its totient is φ = 142397397360.

The previous prime is 303400220111. The next prime is 303400220143. The reversal of 303400220122 is 221022004303.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 303400220122.

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, 36620704 + ... + 36628987.

It is an arithmetic number, because the mean of its divisors is an integer number (30215497950).

Almost surely, 2^303400220122 is an apocalyptic number.

303400220122 is a deficient number, since it is larger than the sum of its proper divisors (180047747078).

303400220122 is a wasteful number, since it uses less digits than its factorization.

303400220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73249821.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 303400220122 its reverse (221022004303), we get a palindrome (524422224425).

The spelling of 303400220122 in words is "three hundred three billion, four hundred million, two hundred twenty thousand, one hundred twenty-two".