3221231233201 has 2 divisors, whose sum is σ = 3221231233202. Its totient is φ = 3221231233200.

The previous prime is 3221231233193. The next prime is 3221231233249. The reversal of 3221231233201 is 1023321321223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1851910000801 + 1369321232400 = 1360849^2 + 1170180^2 .

It is a cyclic number.

It is not a de Polignac number, because 3221231233201 - 2³ = 3221231233193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3221231239201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610615616600 + 1610615616601.

It is an arithmetic number, because the mean of its divisors is an integer number (1610615616601).

Almost surely, 2^{3221231233201} is an apocalyptic number.

It is an amenable number.

3221231233201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221231233201 is an equidigital number, since it uses as much as digits as its factorization.

3221231233201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 3221231233201 its reverse (1023321321223), we get a palindrome (4244552554424).

The spelling of 3221231233201 in words is "three trillion, two hundred twenty-one billion, two hundred thirty-one million, two hundred thirty-three thousand, two hundred one".