21332203119991 has 2 divisors, whose sum is σ = 21332203119992. Its totient is φ = 21332203119990.

The previous prime is 21332203119967. The next prime is 21332203120049. The reversal of 21332203119991 is 19991130223312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21332203119991 - 2¹³ = 21332203111799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21332203119961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10666101559995 + 10666101559996.

It is an arithmetic number, because the mean of its divisors is an integer number (10666101559996).

Almost surely, 2^{21332203119991} is an apocalyptic number.

21332203119991 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332203119991 is an equidigital number, since it uses as much as digits as its factorization.

21332203119991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 46.

The spelling of 21332203119991 in words is "twenty-one trillion, three hundred thirty-two billion, two hundred three million, one hundred nineteen thousand, nine hundred ninety-one".