12010333031321 has 4 divisors (see below), whose sum is σ = 12716823209652. Its totient is φ = 11303842852992.

The previous prime is 12010333031311. The next prime is 12010333031339. The reversal of 12010333031321 is 12313033301021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 11019671128921 + 990661902400 = 3319589^2 + 995320^2 .

It is a cyclic number.

It is not a de Polignac number, because 12010333031321 - 2¹⁸ = 12010332769177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12010333031311) 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, 353245089140 + ... + 353245089173.

It is an arithmetic number, because the mean of its divisors is an integer number (3179205802413).

Almost surely, 2^{12010333031321} is an apocalyptic number.

It is an amenable number.

12010333031321 is a deficient number, since it is larger than the sum of its proper divisors (706490178331).

12010333031321 is an equidigital number, since it uses as much as digits as its factorization.

12010333031321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706490178330.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 12010333031321 its reverse (12313033301021), we get a palindrome (24323366332342).

The spelling of 12010333031321 in words is "twelve trillion, ten billion, three hundred thirty-three million, thirty-one thousand, three hundred twenty-one".