21132302033223 has 12 divisors (see below), whose sum is σ = 30568610571928. Its totient is φ = 14067813216240.

The previous prime is 21132302033221. The next prime is 21132302033261. The reversal of 21132302033223 is 32233020323112.

21132302033223 is a `hidden beast` number, since 2 + 1 + 1 + 3 + 2 + 302 + 0 + 332 + 23 = 666.

It is not a de Polignac number, because 21132302033223 - 2¹ = 21132302033221 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 (21132302033221) 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 11 ways as a sum of consecutive naturals, for example, 1699005040 + ... + 1699017477.

Almost surely, 2^{21132302033223} is an apocalyptic number.

21132302033223 is a deficient number, since it is larger than the sum of its proper divisors (9436308538705).

21132302033223 is a wasteful number, since it uses less digits than its factorization.

21132302033223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398023214 (or 3398023211 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 21132302033223 its reverse (32233020323112), we get a palindrome (53365322356335).

The spelling of 21132302033223 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred two million, thirty-three thousand, two hundred twenty-three".