1222142432323 has 2 divisors, whose sum is σ = 1222142432324. Its totient is φ = 1222142432322.

The previous prime is 1222142432317. The next prime is 1222142432327. The reversal of 1222142432323 is 3232342412221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222142432323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222142432327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611071216161 + 611071216162.

It is an arithmetic number, because the mean of its divisors is an integer number (611071216162).

Almost surely, 2^{1222142432323} is an apocalyptic number.

1222142432323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222142432323 is an equidigital number, since it uses as much as digits as its factorization.

1222142432323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 31.

Adding to 1222142432323 its reverse (3232342412221), we get a palindrome (4454484844544).

The spelling of 1222142432323 in words is "one trillion, two hundred twenty-two billion, one hundred forty-two million, four hundred thirty-two thousand, three hundred twenty-three".