21332322033 has 16 divisors (see below), whose sum is σ = 31053191616. Its totient is φ = 12918530240.

The previous prime is 21332322031. The next prime is 21332322101. The reversal of 21332322033 is 33022323312.

It is not a de Polignac number, because 21332322033 - 2¹ = 21332322031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21332321994 and 21332322012.

It is not an unprimeable number, because it can be changed into a prime (21332322031) 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 15 ways as a sum of consecutive naturals, for example, 210966 + ... + 295247.

It is an arithmetic number, because the mean of its divisors is an integer number (1940824476).

Almost surely, 2^21332322033 is an apocalyptic number.

It is an amenable number.

21332322033 is a deficient number, since it is larger than the sum of its proper divisors (9720869583).

21332322033 is a wasteful number, since it uses less digits than its factorization.

21332322033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507504.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 21332322033 its reverse (33022323312), we get a palindrome (54354645345).

The spelling of 21332322033 in words is "twenty-one billion, three hundred thirty-two million, three hundred twenty-two thousand, thirty-three".