1323423142219 has 2 divisors, whose sum is σ = 1323423142220. Its totient is φ = 1323423142218.

The previous prime is 1323423142207. The next prime is 1323423142241. The reversal of 1323423142219 is 9122413243231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1323423142219 - 2⁵ = 1323423142187 is a prime.

It is a super-2 number, since 2×1323423142219² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1323423143219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661711571109 + 661711571110.

It is an arithmetic number, because the mean of its divisors is an integer number (661711571110).

Almost surely, 2^{1323423142219} is an apocalyptic number.

1323423142219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323423142219 is an equidigital number, since it uses as much as digits as its factorization.

1323423142219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The spelling of 1323423142219 in words is "one trillion, three hundred twenty-three billion, four hundred twenty-three million, one hundred forty-two thousand, two hundred nineteen".