3321311201231 has 2 divisors, whose sum is σ = 3321311201232. Its totient is φ = 3321311201230.

The previous prime is 3321311201209. The next prime is 3321311201249. The reversal of 3321311201231 is 1321021131233.

3321311201231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3321311201231 is a prime.

It is a super-2 number, since 2×3321311201231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3321311201197 and 3321311201206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321311201531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660655600615 + 1660655600616.

It is an arithmetic number, because the mean of its divisors is an integer number (1660655600616).

Almost surely, 2^{3321311201231} is an apocalyptic number.

3321311201231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321311201231 is an equidigital number, since it uses as much as digits as its factorization.

3321311201231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 3321311201231 its reverse (1321021131233), we get a palindrome (4642332332464).

The spelling of 3321311201231 in words is "three trillion, three hundred twenty-one billion, three hundred eleven million, two hundred one thousand, two hundred thirty-one".