222303012 has 24 divisors (see below), whose sum is σ = 519189216. Its totient is φ = 74032128.

The previous prime is 222303007. The next prime is 222303019. The reversal of 222303012 is 210303222.

It is a junction number, because it is equal to n+sod(n) for n = 222302982 and 222303000.

It is not an unprimeable number, because it can be changed into a prime (222303019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5803 + ... + 21869.

It is an arithmetic number, because the mean of its divisors is an integer number (21632884).

Almost surely, 2^222303012 is an apocalyptic number.

It is an amenable number.

222303012 is an abundant number, since it is smaller than the sum of its proper divisors (296886204).

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

222303012 is a wasteful number, since it uses less digits than its factorization.

222303012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17227 (or 17225 counting only the distinct ones).

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

The square root of 222303012 is about 14909.8293752813. The cubic root of 222303012 is about 605.7802577684.

Adding to 222303012 its reverse (210303222), we get a palindrome (432606234).

The spelling of 222303012 in words is "two hundred twenty-two million, three hundred three thousand, twelve".