3301244133221 has 2 divisors, whose sum is σ = 3301244133222. Its totient is φ = 3301244133220.

The previous prime is 3301244133217. The next prime is 3301244133269. The reversal of 3301244133221 is 1223314421033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3271084600996 + 30159532225 = 1808614^2 + 173665^2 .

It is a cyclic number.

It is not a de Polignac number, because 3301244133221 - 2² = 3301244133217 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3301244138221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650622066610 + 1650622066611.

It is an arithmetic number, because the mean of its divisors is an integer number (1650622066611).

Almost surely, 2^{3301244133221} is an apocalyptic number.

It is an amenable number.

3301244133221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3301244133221 is an equidigital number, since it uses as much as digits as its factorization.

3301244133221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 3301244133221 its reverse (1223314421033), we get a palindrome (4524558554254).

The spelling of 3301244133221 in words is "three trillion, three hundred one billion, two hundred forty-four million, one hundred thirty-three thousand, two hundred twenty-one".