1323223111323 has 24 divisors (see below), whose sum is σ = 1938584261120. Its totient is φ = 869601685680.

The previous prime is 1323223111297. The next prime is 1323223111349. The reversal of 1323223111323 is 3231113223231.

1323223111323 is a `hidden beast` number, since 1 + 3 + 2 + 3 + 22 + 311 + 1 + 323 = 666.

It is an interprime number because it is at equal distance from previous prime (1323223111297) and next prime (1323223111349).

It is not a de Polignac number, because 1323223111323 - 2¹³ = 1323223103131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1323223111393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1026061 + ... + 1923342.

Almost surely, 2^{1323223111323} is an apocalyptic number.

1323223111323 is a deficient number, since it is larger than the sum of its proper divisors (615361149797).

1323223111323 is a wasteful number, since it uses less digits than its factorization.

1323223111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950119 (or 2950116 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

Adding to 1323223111323 its reverse (3231113223231), we get a palindrome (4554336334554).

The spelling of 1323223111323 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, one hundred eleven thousand, three hundred twenty-three".