12303111232123 has 8 divisors (see below), whose sum is σ = 13272612784128. Its totient is φ = 11360919583104.

The previous prime is 12303111232117. The next prime is 12303111232133. The reversal of 12303111232123 is 32123211130321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12303111232123 is a prime.

It is a super-2 number, since 2×12303111232123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12303111232103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6827474811 + ... + 6827476612.

It is an arithmetic number, because the mean of its divisors is an integer number (1659076598016).

Almost surely, 2^{12303111232123} is an apocalyptic number.

12303111232123 is a deficient number, since it is larger than the sum of its proper divisors (969501552005).

12303111232123 is a wasteful number, since it uses less digits than its factorization.

12303111232123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13654951493.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12303111232123 its reverse (32123211130321), we get a palindrome (44426322362444).

The spelling of 12303111232123 in words is "twelve trillion, three hundred three billion, one hundred eleven million, two hundred thirty-two thousand, one hundred twenty-three".