12681123002 has 16 divisors (see below), whose sum is σ = 20030820480. Its totient is φ = 6009241392.

The previous prime is 12681122989. The next prime is 12681123017. The reversal of 12681123002 is 20032118621.

12681123002 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1259558 + ... + 1269585.

It is an arithmetic number, because the mean of its divisors is an integer number (1251926280).

Almost surely, 2^12681123002 is an apocalyptic number.

12681123002 is a deficient number, since it is larger than the sum of its proper divisors (7349697478).

12681123002 is a wasteful number, since it uses less digits than its factorization.

12681123002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2529277.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 12681123002 in words is "twelve billion, six hundred eighty-one million, one hundred twenty-three thousand, two".