222313302 has 32 divisors (see below), whose sum is σ = 494696160. Its totient is φ = 74004480.

The previous prime is 222313291. The next prime is 222313339. The reversal of 222313302 is 203313222.

It is a happy number.

It is a super-2 number, since 2×222313302² = 98846408492286408, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 45238 + ... + 49910.

It is an arithmetic number, because the mean of its divisors is an integer number (15459255).

Almost surely, 2^222313302 is an apocalyptic number.

222313302 is an abundant number, since it is smaller than the sum of its proper divisors (272382858).

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

222313302 is a wasteful number, since it uses less digits than its factorization.

222313302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5565 (or 5559 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 222313302 is about 14910.1744456596. The cubic root of 222313302 is about 605.7896044444.

Adding to 222313302 its reverse (203313222), we get a palindrome (425626524).

The spelling of 222313302 in words is "two hundred twenty-two million, three hundred thirteen thousand, three hundred two".