1323223403042 has 16 divisors (see below), whose sum is σ = 1992710700000. Its totient is φ = 658988423520.

The previous prime is 1323223403027. The next prime is 1323223403129. The reversal of 1323223403042 is 2403043223231.

It is a junction number, because it is equal to n+sod(n) for n = 1323223402996 and 1323223403014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903209 + ... + 1860707.

It is an arithmetic number, because the mean of its divisors is an integer number (124544418750).

Almost surely, 2^{1323223403042} is an apocalyptic number.

1323223403042 is a deficient number, since it is larger than the sum of its proper divisors (669487296958).

1323223403042 is a wasteful number, since it uses less digits than its factorization.

1323223403042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960241.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 1323223403042 its reverse (2403043223231), we get a palindrome (3726266626273).

The spelling of 1323223403042 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, four hundred three thousand, forty-two".