1323423142235 has 16 divisors (see below), whose sum is σ = 1592313520896. Its totient is φ = 1055938087008.

The previous prime is 1323423142219. The next prime is 1323423142241. The reversal of 1323423142235 is 5322413243231.

It is a cyclic number.

It is not a de Polignac number, because 1323423142235 - 2⁴ = 1323423142219 is a prime.

It is a super-2 number, since 2×1323423142235² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323423142195 and 1323423142204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2907812 + ... + 3331998.

It is an arithmetic number, because the mean of its divisors is an integer number (99519595056).

Almost surely, 2^{1323423142235} is an apocalyptic number.

1323423142235 is a deficient number, since it is larger than the sum of its proper divisors (268890378661).

1323423142235 is a wasteful number, since it uses less digits than its factorization.

1323423142235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425842.

The product of its digits is 103680, while the sum is 35.

Adding to 1323423142235 its reverse (5322413243231), we get a palindrome (6645836385466).

The spelling of 1323423142235 in words is "one trillion, three hundred twenty-three billion, four hundred twenty-three million, one hundred forty-two thousand, two hundred thirty-five".