21101032303001 has 16 divisors (see below), whose sum is σ = 25166623878144. Its totient is φ = 17298396568464.

The previous prime is 21101032302991. The next prime is 21101032303007. The reversal of 21101032303001 is 10030323010112.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21101032303001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21101032303007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5397875 + ... + 8446248.

It is an arithmetic number, because the mean of its divisors is an integer number (1572913992384).

Almost surely, 2^{21101032303001} is an apocalyptic number.

It is an amenable number.

21101032303001 is a deficient number, since it is larger than the sum of its proper divisors (4065591575143).

21101032303001 is a wasteful number, since it uses less digits than its factorization.

21101032303001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13853620.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 21101032303001 its reverse (10030323010112), we get a palindrome (31131355313113).

The spelling of 21101032303001 in words is "twenty-one trillion, one hundred one billion, thirty-two million, three hundred three thousand, one".