21132103303001 has 4 divisors (see below), whose sum is σ = 21399598281600. Its totient is φ = 20864608324404.

The previous prime is 21132103302997. The next prime is 21132103303007. The reversal of 21132103303001 is 10030330123112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 21132103303001 - 2² = 21132103302997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21132103303007) 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 3 ways as a sum of consecutive naturals, for example, 133747489181 + ... + 133747489338.

It is an arithmetic number, because the mean of its divisors is an integer number (5349899570400).

Almost surely, 2^{21132103303001} is an apocalyptic number.

It is an amenable number.

21132103303001 is a deficient number, since it is larger than the sum of its proper divisors (267494978599).

21132103303001 is an equidigital number, since it uses as much as digits as its factorization.

21132103303001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267494978598.

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

Adding to 21132103303001 its reverse (10030330123112), we get a palindrome (31162433426113).

The spelling of 21132103303001 in words is "twenty-one trillion, one hundred thirty-two billion, one hundred three million, three hundred three thousand, one".