3332213241221 has 2 divisors, whose sum is σ = 3332213241222. Its totient is φ = 3332213241220.

The previous prime is 3332213241139. The next prime is 3332213241223. The reversal of 3332213241221 is 1221423122333.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1872915417025 + 1459297824196 = 1368545^2 + 1208014^2 .

It is a cyclic number.

It is not a de Polignac number, because 3332213241221 - 2²² = 3332209046917 is a prime.

It is a super-2 number, since 2×3332213241221² (a number of 26 digits) contains 22 as substring.

Together with 3332213241223, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3332213241223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1666106620610 + 1666106620611.

It is an arithmetic number, because the mean of its divisors is an integer number (1666106620611).

Almost surely, 2^{3332213241221} is an apocalyptic number.

It is an amenable number.

3332213241221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3332213241221 is an equidigital number, since it uses as much as digits as its factorization.

3332213241221 is an odious number, because the sum of its binary digits is odd.

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

Adding to 3332213241221 its reverse (1221423122333), we get a palindrome (4553636363554).

The spelling of 3332213241221 in words is "three trillion, three hundred thirty-two billion, two hundred thirteen million, two hundred forty-one thousand, two hundred twenty-one".