123120010323 has 12 divisors (see below), whose sum is σ = 178090856320. Its totient is φ = 81964233936.

The previous prime is 123120010319. The next prime is 123120010327. The reversal of 123120010323 is 323010021321.

It is an interprime number because it is at equal distance from previous prime (123120010319) and next prime (123120010327).

It is not a de Polignac number, because 123120010323 - 2² = 123120010319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123120010296 and 123120010305.

It is not an unprimeable number, because it can be changed into a prime (123120010327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9641011 + ... + 9653772.

Almost surely, 2^123120010323 is an apocalyptic number.

123120010323 is a deficient number, since it is larger than the sum of its proper divisors (54970845997).

123120010323 is a wasteful number, since it uses less digits than its factorization.

123120010323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19295498 (or 19295495 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123120010323 its reverse (323010021321), we get a palindrome (446130031644).

The spelling of 123120010323 in words is "one hundred twenty-three billion, one hundred twenty million, ten thousand, three hundred twenty-three".