3220220131 has 2 divisors, whose sum is σ = 3220220132. Its totient is φ = 3220220130.

The previous prime is 3220220039. The next prime is 3220220137. The reversal of 3220220131 is 1310220223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3220220131 - 2⁹ = 3220219619 is a prime.

It is a super-2 number, since 2×3220220131² = 20739635384195314322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3220220137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610110065 + 1610110066.

It is an arithmetic number, because the mean of its divisors is an integer number (1610110066).

Almost surely, 2^3220220131 is an apocalyptic number.

3220220131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220220131 is an equidigital number, since it uses as much as digits as its factorization.

3220220131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3220220131 is about 56746.9834528673. The cubic root of 3220220131 is about 1476.7099014994.

Adding to 3220220131 its reverse (1310220223), we get a palindrome (4530440354).

The spelling of 3220220131 in words is "three billion, two hundred twenty million, two hundred twenty thousand, one hundred thirty-one".