21132221223303 has 12 divisors (see below), whose sum is σ = 30942460909360. Its totient is φ = 13895159160096.

The previous prime is 21132221223263. The next prime is 21132221223343. The reversal of 21132221223303 is 30332212223112.

21132221223303 is a `hidden beast` number, since 2 + 1 + 1 + 322 + 2 + 1 + 2 + 2 + 330 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (21132221223263) and next prime (21132221223343).

It is not a de Polignac number, because 21132221223303 - 2¹⁰ = 21132221222279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132221223343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16082359483 + ... + 16082360796.

Almost surely, 2^{21132221223303} is an apocalyptic number.

21132221223303 is a deficient number, since it is larger than the sum of its proper divisors (9810239686057).

21132221223303 is a wasteful number, since it uses less digits than its factorization.

21132221223303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32164720358 (or 32164720355 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 21132221223303 its reverse (30332212223112), we get a palindrome (51464433446415).

The spelling of 21132221223303 in words is "twenty-one trillion, one hundred thirty-two billion, two hundred twenty-one million, two hundred twenty-three thousand, three hundred three".