222330012 has 36 divisors (see below), whose sum is σ = 551089560. Its totient is φ = 69749504.

The previous prime is 222329999. The next prime is 222330019. The reversal of 222330012 is 210033222.

It is a junction number, because it is equal to n+sod(n) for n = 222329973 and 222330000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222330019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28587 + ... + 35522.

Almost surely, 2^222330012 is an apocalyptic number.

It is an amenable number.

222330012 is an abundant number, since it is smaller than the sum of its proper divisors (328759548).

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

222330012 is a wasteful number, since it uses less digits than its factorization.

222330012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64150 (or 64131 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 222330012 is about 14910.7347907472. The cubic root of 222330012 is about 605.8047819597.

Adding to 222330012 its reverse (210033222), we get a palindrome (432363234).

The spelling of 222330012 in words is "two hundred twenty-two million, three hundred thirty thousand, twelve".