22233313 has 2 divisors, whose sum is σ = 22233314. Its totient is φ = 22233312.

The previous prime is 22233311. The next prime is 22233317. The reversal of 22233313 is 31333222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21372129 + 861184 = 4623^2 + 928^2 .

It is a cyclic number.

It is not a de Polignac number, because 22233313 - 2¹ = 22233311 is a prime.

Together with 22233311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22233311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11116656 + 11116657.

It is an arithmetic number, because the mean of its divisors is an integer number (11116657).

Almost surely, 2^22233313 is an apocalyptic number.

It is an amenable number.

22233313 is a deficient number, since it is larger than the sum of its proper divisors (1).

22233313 is an equidigital number, since it uses as much as digits as its factorization.

22233313 is an evil number, because the sum of its binary digits is even.

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

The square root of 22233313 is about 4715.2214157980. The cubic root of 22233313 is about 281.1909856097.

Adding to 22233313 its reverse (31333222), we get a palindrome (53566535).

Subtracting 22233313 from its reverse (31333222), we obtain a palindrome (9099909).

The spelling of 22233313 in words is "twenty-two million, two hundred thirty-three thousand, three hundred thirteen".