3221012111311 has 2 divisors, whose sum is σ = 3221012111312. Its totient is φ = 3221012111310.

The previous prime is 3221012111309. The next prime is 3221012111327. The reversal of 3221012111311 is 1131112101223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3221012111311 - 2¹ = 3221012111309 is a prime.

Together with 3221012111309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3221012111341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610506055655 + 1610506055656.

It is an arithmetic number, because the mean of its divisors is an integer number (1610506055656).

Almost surely, 2^{3221012111311} is an apocalyptic number.

3221012111311 is a deficient number, since it is larger than the sum of its proper divisors (1).

3221012111311 is an equidigital number, since it uses as much as digits as its factorization.

3221012111311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 3221012111311 its reverse (1131112101223), we get a palindrome (4352124212534).

The spelling of 3221012111311 in words is "three trillion, two hundred twenty-one billion, twelve million, one hundred eleven thousand, three hundred eleven".