21322301021303 has 2 divisors, whose sum is σ = 21322301021304. Its totient is φ = 21322301021302.

The previous prime is 21322301021291. The next prime is 21322301021309. The reversal of 21322301021303 is 30312010322312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21322301021303 - 2²⁶ = 21322233912439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21322301021309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10661150510651 + 10661150510652.

It is an arithmetic number, because the mean of its divisors is an integer number (10661150510652).

Almost surely, 2^{21322301021303} is an apocalyptic number.

21322301021303 is a deficient number, since it is larger than the sum of its proper divisors (1).

21322301021303 is an equidigital number, since it uses as much as digits as its factorization.

21322301021303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21322301021303 its reverse (30312010322312), we get a palindrome (51634311343615).

The spelling of 21322301021303 in words is "twenty-one trillion, three hundred twenty-two billion, three hundred one million, twenty-one thousand, three hundred three".