11823066123 has 32 divisors (see below), whose sum is σ = 17287436544. Its totient is φ = 7128000000.

The previous prime is 11823066121. The next prime is 11823066133. The reversal of 11823066123 is 32166032811.

It is not a de Polignac number, because 11823066123 - 2¹ = 11823066121 is a prime.

It is a super-2 number, since 2×11823066123² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (11823066121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6563823 + ... + 6565623.

It is an arithmetic number, because the mean of its divisors is an integer number (540232392).

Almost surely, 2^11823066123 is an apocalyptic number.

11823066123 is a deficient number, since it is larger than the sum of its proper divisors (5464370421).

11823066123 is a wasteful number, since it uses less digits than its factorization.

11823066123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2747.

The product of its (nonzero) digits is 10368, while the sum is 33.

Adding to 11823066123 its reverse (32166032811), we get a palindrome (43989098934).

The spelling of 11823066123 in words is "eleven billion, eight hundred twenty-three million, sixty-six thousand, one hundred twenty-three".