3331201211201 has 2 divisors, whose sum is σ = 3331201211202. Its totient is φ = 3331201211200.

The previous prime is 3331201211183. The next prime is 3331201211209. The reversal of 3331201211201 is 1021121021333.

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., 3123971410576 + 207229800625 = 1767476^2 + 455225^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331201211201 - 2⁶ = 3331201211137 is a prime.

It is a super-2 number, since 2×3331201211201² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3331201211209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665600605600 + 1665600605601.

It is an arithmetic number, because the mean of its divisors is an integer number (1665600605601).

Almost surely, 2^{3331201211201} is an apocalyptic number.

It is an amenable number.

3331201211201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3331201211201 is an equidigital number, since it uses as much as digits as its factorization.

3331201211201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3331201211201 its reverse (1021121021333), we get a palindrome (4352322232534).

The spelling of 3331201211201 in words is "three trillion, three hundred thirty-one billion, two hundred one million, two hundred eleven thousand, two hundred one".