12003321033101 has 16 divisors (see below), whose sum is σ = 12234518927280. Its totient is φ = 11773248760320.

The previous prime is 12003321033097. The next prime is 12003321033113. The reversal of 12003321033101 is 10133012330021.

It can be written as a sum of positive squares in 8 ways, for example, as 1490228121001 + 10513092912100 = 1220749^2 + 3242390^2 .

It is a cyclic number.

It is not a de Polignac number, because 12003321033101 - 2² = 12003321033097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003321033131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98010761 + ... + 98133153.

It is an arithmetic number, because the mean of its divisors is an integer number (764657432955).

Almost surely, 2^{12003321033101} is an apocalyptic number.

It is an amenable number.

12003321033101 is a deficient number, since it is larger than the sum of its proper divisors (231197894179).

12003321033101 is a wasteful number, since it uses less digits than its factorization.

12003321033101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126976.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12003321033101 its reverse (10133012330021), we get a palindrome (22136333363122).

The spelling of 12003321033101 in words is "twelve trillion, three billion, three hundred twenty-one million, thirty-three thousand, one hundred one".