12001102230123 has 12 divisors (see below), whose sum is σ = 17365391049240. Its totient is φ = 7986673771296.

The previous prime is 12001102230121. The next prime is 12001102230197. The reversal of 12001102230123 is 32103220110021.

12001102230123 is a `hidden beast` number, since 1 + 200 + 110 + 2 + 230 + 123 = 666.

It is not a de Polignac number, because 12001102230123 - 2¹ = 12001102230121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12001102230096 and 12001102230105.

It is not an unprimeable number, because it can be changed into a prime (12001102230121) 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, 1171748661 + ... + 1171758902.

It is an arithmetic number, because the mean of its divisors is an integer number (1447115920770).

Almost surely, 2^{12001102230123} is an apocalyptic number.

12001102230123 is a deficient number, since it is larger than the sum of its proper divisors (5364288819117).

12001102230123 is a wasteful number, since it uses less digits than its factorization.

12001102230123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343508138 (or 2343508135 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12001102230123 its reverse (32103220110021), we get a palindrome (44104322340144).

The spelling of 12001102230123 in words is "twelve trillion, one billion, one hundred two million, two hundred thirty thousand, one hundred twenty-three".