3320221231 has 2 divisors, whose sum is σ = 3320221232. Its totient is φ = 3320221230.

The previous prime is 3320221217. The next prime is 3320221279. The reversal of 3320221231 is 1321220233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3320221231 - 2¹¹ = 3320219183 is a prime.

It is a super-2 number, since 2×3320221231² = 22047738045566310722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3320221199 and 3320221208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3320222231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660110615 + 1660110616.

It is an arithmetic number, because the mean of its divisors is an integer number (1660110616).

Almost surely, 2^3320221231 is an apocalyptic number.

3320221231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3320221231 is an equidigital number, since it uses as much as digits as its factorization.

3320221231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3320221231 is about 57621.3608915999. The cubic root of 3320221231 is about 1491.8403203857.

Adding to 3320221231 its reverse (1321220233), we get a palindrome (4641441464).

The spelling of 3320221231 in words is "three billion, three hundred twenty million, two hundred twenty-one thousand, two hundred thirty-one".