220002331 has 2 divisors, whose sum is σ = 220002332. Its totient is φ = 220002330.

The previous prime is 220002301. The next prime is 220002353. The reversal of 220002331 is 133200022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220002331 - 2⁷ = 220002203 is a prime.

It is a super-2 number, since 2×220002331² = 96802051290867122, which contains 22 as substring.

220002331 is a modest number, since divided by 2331 gives 220 as remainder.

It is not a weakly prime, because it can be changed into another prime (220002301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001165 + 110001166.

It is an arithmetic number, because the mean of its divisors is an integer number (110001166).

Almost surely, 2^220002331 is an apocalyptic number.

220002331 is a deficient number, since it is larger than the sum of its proper divisors (1).

220002331 is an equidigital number, since it uses as much as digits as its factorization.

220002331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 220002331 is about 14832.4755519772. The cubic root of 220002331 is about 603.6832057640.

Adding to 220002331 its reverse (133200022), we get a palindrome (353202353).

The spelling of 220002331 in words is "two hundred twenty million, two thousand, three hundred thirty-one".