3321111110249 has 2 divisors, whose sum is σ = 3321111110250. Its totient is φ = 3321111110248.

The previous prime is 3321111110209. The next prime is 3321111110311. The reversal of 3321111110249 is 9420111111233.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3320256132649 + 854977600 = 1822157^2 + 29240^2 .

It is an emirp because it is prime and its reverse (9420111111233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3321111110249 - 2³² = 3316816142953 is a prime.

It is a super-2 number, since 2×3321111110249² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3321111110209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660555555124 + 1660555555125.

It is an arithmetic number, because the mean of its divisors is an integer number (1660555555125).

Almost surely, 2^{3321111110249} is an apocalyptic number.

It is an amenable number.

3321111110249 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321111110249 is an equidigital number, since it uses as much as digits as its factorization.

3321111110249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 3321111110249 in words is "three trillion, three hundred twenty-one billion, one hundred eleven million, one hundred ten thousand, two hundred forty-nine".