21332033003 has 2 divisors, whose sum is σ = 21332033004. Its totient is φ = 21332033002.

The previous prime is 21332032991. The next prime is 21332033081. The reversal of 21332033003 is 30033023312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21332033003 - 2⁴ = 21332032987 is a prime.

It is not a weakly prime, because it can be changed into another prime (21332033903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10666016501 + 10666016502.

It is an arithmetic number, because the mean of its divisors is an integer number (10666016502).

Almost surely, 2^21332033003 is an apocalyptic number.

21332033003 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332033003 is an equidigital number, since it uses as much as digits as its factorization.

21332033003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 21332033003 its reverse (30033023312), we get a palindrome (51365056315).

The spelling of 21332033003 in words is "twenty-one billion, three hundred thirty-two million, thirty-three thousand, three".