12210022031111 has 2 divisors, whose sum is σ = 12210022031112. Its totient is φ = 12210022031110.

The previous prime is 12210022031059. The next prime is 12210022031149. The reversal of 12210022031111 is 11113022001221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12210022031111 - 2⁴² = 7811975520007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12210022031111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210022031161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105011015555 + 6105011015556.

It is an arithmetic number, because the mean of its divisors is an integer number (6105011015556).

Almost surely, 2^{12210022031111} is an apocalyptic number.

12210022031111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210022031111 is an equidigital number, since it uses as much as digits as its factorization.

12210022031111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12210022031111 its reverse (11113022001221), we get a palindrome (23323044032332).

The spelling of 12210022031111 in words is "twelve trillion, two hundred ten billion, twenty-two million, thirty-one thousand, one hundred eleven".