12011001103232 has 32 divisors (see below), whose sum is σ = 23930485047000. Its totient is φ = 6004918581760.

The previous prime is 12011001103223. The next prime is 12011001103247. The reversal of 12011001103232 is 23230110011021.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×12011001103232² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12011001103232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3219107 + ... + 5863842.

Almost surely, 2^{12011001103232} is an apocalyptic number.

It is an amenable number.

12011001103232 is a deficient number, since it is larger than the sum of its proper divisors (11919483943768).

12011001103232 is an equidigital number, since it uses as much as digits as its factorization.

12011001103232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9093294 (or 9093282 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12011001103232 its reverse (23230110011021), we get a palindrome (35241111114253).

The spelling of 12011001103232 in words is "twelve trillion, eleven billion, one million, one hundred three thousand, two hundred thirty-two".