303310012122 has 48 divisors (see below), whose sum is σ = 707862584520. Its totient is φ = 93307798656.

The previous prime is 303310012091. The next prime is 303310012151. The reversal of 303310012122 is 221210013303.

It can be written as a sum of positive squares in 4 ways, for example, as 240540221601 + 62769790521 = 490449^2 + 250539^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 303310012095 and 303310012104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1089328 + ... + 1339124.

Almost surely, 2^303310012122 is an apocalyptic number.

303310012122 is an abundant number, since it is smaller than the sum of its proper divisors (404552572398).

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

303310012122 is a wasteful number, since it uses less digits than its factorization.

303310012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255007 (or 255004 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 303310012122 its reverse (221210013303), we get a palindrome (524520025425).

The spelling of 303310012122 in words is "three hundred three billion, three hundred ten million, twelve thousand, one hundred twenty-two".