12223100311111 has 2 divisors, whose sum is σ = 12223100311112. Its totient is φ = 12223100311110.

The previous prime is 12223100311099. The next prime is 12223100311141. The reversal of 12223100311111 is 11111300132221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12223100311111 - 2¹⁹ = 12223099786823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12223100311141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111550155555 + 6111550155556.

It is an arithmetic number, because the mean of its divisors is an integer number (6111550155556).

Almost surely, 2^{12223100311111} is an apocalyptic number.

12223100311111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223100311111 is an equidigital number, since it uses as much as digits as its factorization.

12223100311111 is an evil number, because the sum of its binary digits is even.

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

Adding to 12223100311111 its reverse (11111300132221), we get a palindrome (23334400443332).

The spelling of 12223100311111 in words is "twelve trillion, two hundred twenty-three billion, one hundred million, three hundred eleven thousand, one hundred eleven".