12010123 has 4 divisors (see below), whose sum is σ = 12048808. Its totient is φ = 11971440.

The previous prime is 12010093. The next prime is 12010129. The reversal of 12010123 is 32101021.

12010123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12010123 - 2⁵ = 12010091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12010129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18873 + ... + 19498.

It is an arithmetic number, because the mean of its divisors is an integer number (3012202).

Almost surely, 2^12010123 is an apocalyptic number.

12010123 is a deficient number, since it is larger than the sum of its proper divisors (38685).

12010123 is an equidigital number, since it uses as much as digits as its factorization.

12010123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38684.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 12010123 is about 3465.5624363154. The cubic root of 12010123 is about 229.0072078737.

Adding to 12010123 its reverse (32101021), we get a palindrome (44111144).

The spelling of 12010123 in words is "twelve million, ten thousand, one hundred twenty-three".