13044001233021 has 16 divisors (see below), whose sum is σ = 18974367548928. Its totient is φ = 7904924106800.

The previous prime is 13044001233019. The next prime is 13044001233073. The reversal of 13044001233021 is 12033210044031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 13044001233021 - 2¹ = 13044001233019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13044001232982 and 13044001233000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044001233001) 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, 12780801 + ... + 13763606.

It is an arithmetic number, because the mean of its divisors is an integer number (1185897971808).

Almost surely, 2^{13044001233021} is an apocalyptic number.

13044001233021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13044001233021 is a deficient number, since it is larger than the sum of its proper divisors (5930366315907).

13044001233021 is a wasteful number, since it uses less digits than its factorization.

13044001233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26559312.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13044001233021 its reverse (12033210044031), we get a palindrome (25077211277052).

The spelling of 13044001233021 in words is "thirteen trillion, forty-four billion, one million, two hundred thirty-three thousand, twenty-one".