3220620113 has 2 divisors, whose sum is σ = 3220620114. Its totient is φ = 3220620112.

The previous prime is 3220620107. The next prime is 3220620167. The reversal of 3220620113 is 3110260223.

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., 2663282449 + 557337664 = 51607^2 + 23608^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220620113 - 2¹⁰ = 3220619089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3220620173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610310056 + 1610310057.

It is an arithmetic number, because the mean of its divisors is an integer number (1610310057).

Almost surely, 2^3220620113 is an apocalyptic number.

It is an amenable number.

3220620113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220620113 is an equidigital number, since it uses as much as digits as its factorization.

3220620113 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 20.

The square root of 3220620113 is about 56750.5076012541. The cubic root of 3220620113 is about 1476.7710394447.

Adding to 3220620113 its reverse (3110260223), we get a palindrome (6330880336).

The spelling of 3220620113 in words is "three billion, two hundred twenty million, six hundred twenty thousand, one hundred thirteen".