222332013 has 8 divisors (see below), whose sum is σ = 329380800. Its totient is φ = 148221324.

The previous prime is 222331981. The next prime is 222332081. The reversal of 222332013 is 310233222.

It is a happy number.

It is not a de Polignac number, because 222332013 - 2⁵ = 222331981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222332083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4117233 + ... + 4117286.

It is an arithmetic number, because the mean of its divisors is an integer number (41172600).

Almost surely, 2^222332013 is an apocalyptic number.

It is an amenable number.

222332013 is a deficient number, since it is larger than the sum of its proper divisors (107048787).

222332013 is an equidigital number, since it uses as much as digits as its factorization.

222332013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8234528 (or 8234522 counting only the distinct ones).

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

The square root of 222332013 is about 14910.8018899052. The cubic root of 222332013 is about 605.8065993958.

Adding to 222332013 its reverse (310233222), we get a palindrome (532565235).

The spelling of 222332013 in words is "two hundred twenty-two million, three hundred thirty-two thousand, thirteen".