21022000330023 has 96 divisors (see below), whose sum is σ = 38078816256000. Its totient is φ = 10856834049600.

The previous prime is 21022000330021. The next prime is 21022000330069. The reversal of 21022000330023 is 32003300022012.

It is a happy number.

It is not a de Polignac number, because 21022000330023 - 2¹ = 21022000330021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21022000329978 and 21022000330005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21022000330021) 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 95 ways as a sum of consecutive naturals, for example, 224837998 + ... + 224931476.

It is an arithmetic number, because the mean of its divisors is an integer number (396654336000).

Almost surely, 2^{21022000330023} is an apocalyptic number.

21022000330023 is a deficient number, since it is larger than the sum of its proper divisors (17056815925977).

21022000330023 is a wasteful number, since it uses less digits than its factorization.

21022000330023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95393 (or 95390 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 21022000330023 its reverse (32003300022012), we get a palindrome (53025300352035).

The spelling of 21022000330023 in words is "twenty-one trillion, twenty-two billion, three hundred thirty thousand, twenty-three".