12001111122032 has 20 divisors (see below), whose sum is σ = 23260884444720. Its totient is φ = 5998302233088.

The previous prime is 12001111122031. The next prime is 12001111122079. The reversal of 12001111122032 is 23022111110021.

It is a happy number.

12001111122032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12001111122032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001111122031) 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, 140789057 + ... + 140874272.

It is an arithmetic number, because the mean of its divisors is an integer number (1163044222236).

Almost surely, 2^{12001111122032} is an apocalyptic number.

It is an amenable number.

12001111122032 is a deficient number, since it is larger than the sum of its proper divisors (11259773322688).

12001111122032 is a wasteful number, since it uses less digits than its factorization.

12001111122032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281666000 (or 281665994 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12001111122032 its reverse (23022111110021), we get a palindrome (35023222232053).

The spelling of 12001111122032 in words is "twelve trillion, one billion, one hundred eleven million, one hundred twenty-two thousand, thirty-two".