12223231011919 has 2 divisors, whose sum is σ = 12223231011920. Its totient is φ = 12223231011918.

The previous prime is 12223231011913. The next prime is 12223231011989. The reversal of 12223231011919 is 91911013232221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12223231011919 - 2¹⁹ = 12223230487631 is a prime.

It is a super-2 number, since 2×12223231011919² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12223231011913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111615505959 + 6111615505960.

It is an arithmetic number, because the mean of its divisors is an integer number (6111615505960).

Almost surely, 2^{12223231011919} is an apocalyptic number.

12223231011919 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223231011919 is an equidigital number, since it uses as much as digits as its factorization.

12223231011919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 12223231011919 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-one million, eleven thousand, nine hundred nineteen".