2331222322111 has 2 divisors, whose sum is σ = 2331222322112. Its totient is φ = 2331222322110.

The previous prime is 2331222322087. The next prime is 2331222322147. The reversal of 2331222322111 is 1112232221332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2331222322111 - 2⁷ = 2331222321983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2331222322151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165611161055 + 1165611161056.

It is an arithmetic number, because the mean of its divisors is an integer number (1165611161056).

Almost surely, 2^{2331222322111} is an apocalyptic number.

2331222322111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331222322111 is an equidigital number, since it uses as much as digits as its factorization.

2331222322111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

Adding to 2331222322111 its reverse (1112232221332), we get a palindrome (3443454543443).

The spelling of 2331222322111 in words is "two trillion, three hundred thirty-one billion, two hundred twenty-two million, three hundred twenty-two thousand, one hundred eleven".