222313303 has 4 divisors (see below), whose sum is σ = 225631480. Its totient is φ = 218995128.

The previous prime is 222313291. The next prime is 222313339. The reversal of 222313303 is 303313222.

It is a happy number.

222313303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303313222 = 2 ⋅151656611.

It is not a de Polignac number, because 222313303 - 2²¹ = 220216151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222313393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1658988 + ... + 1659121.

It is an arithmetic number, because the mean of its divisors is an integer number (56407870).

Almost surely, 2^222313303 is an apocalyptic number.

222313303 is a deficient number, since it is larger than the sum of its proper divisors (3318177).

222313303 is an equidigital number, since it uses as much as digits as its factorization.

222313303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318176.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 222313303 is about 14910.1744791937. The cubic root of 222313303 is about 605.7896053527.

Adding to 222313303 its reverse (303313222), we get a palindrome (525626525).

The spelling of 222313303 in words is "two hundred twenty-two million, three hundred thirteen thousand, three hundred three".