322213331 has 8 divisors (see below), whose sum is σ = 354986928. Its totient is φ = 290020000.

The previous prime is 322213321. The next prime is 322213357. The reversal of 322213331 is 133312223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 322213331 - 2¹⁴ = 322196947 is a prime.

It is a super-2 number, since 2×322213331² = 207642861348231122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322213321) 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, 143900 + ... + 146121.

It is an arithmetic number, because the mean of its divisors is an integer number (44373366).

Almost surely, 2^322213331 is an apocalyptic number.

322213331 is a deficient number, since it is larger than the sum of its proper divisors (32773597).

322213331 is a wasteful number, since it uses less digits than its factorization.

322213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290133.

The product of its digits is 648, while the sum is 20.

The square root of 322213331 is about 17950.3016966289. The cubic root of 322213331 is about 685.5637329302.

Adding to 322213331 its reverse (133312223), we get a palindrome (455525554).

The spelling of 322213331 in words is "three hundred twenty-two million, two hundred thirteen thousand, three hundred thirty-one".