22021330023 has 72 divisors (see below), whose sum is σ = 40150201728. Its totient is φ = 11384604000.

The previous prime is 22021329959. The next prime is 22021330033. The reversal of 22021330023 is 32003312022.

It is a happy number.

It is not a de Polignac number, because 22021330023 - 2⁶ = 22021329959 is a prime.

It is a super-3 number, since 3×22021330023³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22021329978 and 22021330005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021330033) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1601608 + ... + 1615298.

Almost surely, 2^22021330023 is an apocalyptic number.

22021330023 is a deficient number, since it is larger than the sum of its proper divisors (18128871705).

22021330023 is a wasteful number, since it uses less digits than its factorization.

22021330023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13937 (or 13923 counting only the distinct ones).

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

Adding to 22021330023 its reverse (32003312022), we get a palindrome (54024642045).

The spelling of 22021330023 in words is "twenty-two billion, twenty-one million, three hundred thirty thousand, twenty-three".