12013123123132 has 12 divisors (see below), whose sum is σ = 21036697001656. Its totient is φ = 6002638265520.

The previous prime is 12013123123129. The next prime is 12013123123237. The reversal of 12013123123132 is 23132132131021.

It is a junction number, because it is equal to n+sod(n) for n = 12013123123097 and 12013123123106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980817123 + ... + 980829370.

Almost surely, 2^{12013123123132} is an apocalyptic number.

It is an amenable number.

12013123123132 is a deficient number, since it is larger than the sum of its proper divisors (9023573878524).

12013123123132 is a wasteful number, since it uses less digits than its factorization.

12013123123132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1961648028 (or 1961648026 counting only the distinct ones).

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

Adding to 12013123123132 its reverse (23132132131021), we get a palindrome (35145255254153).

The spelling of 12013123123132 in words is "twelve trillion, thirteen billion, one hundred twenty-three million, one hundred twenty-three thousand, one hundred thirty-two".