21233010333303 has 12 divisors (see below), whose sum is σ = 30671490467800. Its totient is φ = 14154607920816.

The previous prime is 21233010333259. The next prime is 21233010333341. The reversal of 21233010333303 is 30333301033212.

21233010333303 is a `hidden beast` number, since 2 + 1 + 23 + 3 + 0 + 1 + 0 + 333 + 303 = 666.

It is not a de Polignac number, because 21233010333303 - 2⁹ = 21233010332791 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 (21233010333203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60841453 + ... + 61189446.

Almost surely, 2^{21233010333303} is an apocalyptic number.

21233010333303 is a deficient number, since it is larger than the sum of its proper divisors (9438480134497).

21233010333303 is a wasteful number, since it uses less digits than its factorization.

21233010333303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122050238 (or 122050235 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 27.

Adding to 21233010333303 its reverse (30333301033212), we get a palindrome (51566311366515).

The spelling of 21233010333303 in words is "twenty-one trillion, two hundred thirty-three billion, ten million, three hundred thirty-three thousand, three hundred three".