3221230443061 has 2 divisors, whose sum is σ = 3221230443062. Its totient is φ = 3221230443060.

The previous prime is 3221230442999. The next prime is 3221230443083. The reversal of 3221230443061 is 1603440321223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2942545698225 + 278684744836 = 1715385^2 + 527906^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3221230443061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3227230443061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610615221530 + 1610615221531.

It is an arithmetic number, because the mean of its divisors is an integer number (1610615221531).

Almost surely, 2^{3221230443061} is an apocalyptic number.

It is an amenable number.

3221230443061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221230443061 is an equidigital number, since it uses as much as digits as its factorization.

3221230443061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 3221230443061 its reverse (1603440321223), we get a palindrome (4824670764284).

The spelling of 3221230443061 in words is "three trillion, two hundred twenty-one billion, two hundred thirty million, four hundred forty-three thousand, sixty-one".