12023165318 has 16 divisors (see below), whose sum is σ = 18536801280. Its totient is φ = 5844488256.

The previous prime is 12023165267. The next prime is 12023165327. The reversal of 12023165318 is 81356132021.

It is a super-2 number, since 2×12023165318² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 31130 + ... + 158162.

It is an arithmetic number, because the mean of its divisors is an integer number (1158550080).

Almost surely, 2^12023165318 is an apocalyptic number.

12023165318 is a deficient number, since it is larger than the sum of its proper divisors (6513635962).

12023165318 is a wasteful number, since it uses less digits than its factorization.

12023165318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128351.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 12023165318 its reverse (81356132021), we get a palindrome (93379297339).

The spelling of 12023165318 in words is "twelve billion, twenty-three million, one hundred sixty-five thousand, three hundred eighteen".