12010944517018 has 4 divisors (see below), whose sum is σ = 18016416775530. Its totient is φ = 6005472258508.

The previous prime is 12010944516983. The next prime is 12010944517021. The reversal of 12010944517018 is 81071544901021.

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

It can be written as a sum of positive squares in only one way, i.e., 11207918839329 + 803025677689 = 3347823^2 + 896117^2 .

It is a super-2 number, since 2×12010944517018² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002736129253 + ... + 3002736129256.

Almost surely, 2^{12010944517018} is an apocalyptic number.

12010944517018 is a deficient number, since it is larger than the sum of its proper divisors (6005472258512).

12010944517018 is an equidigital number, since it uses as much as digits as its factorization.

12010944517018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6005472258511.

The product of its (nonzero) digits is 80640, while the sum is 43.

The spelling of 12010944517018 in words is "twelve trillion, ten billion, nine hundred forty-four million, five hundred seventeen thousand, eighteen".