22012003323 has 6 divisors (see below), whose sum is σ = 31795115924. Its totient is φ = 14674668876.

The previous prime is 22012003267. The next prime is 22012003339. The reversal of 22012003323 is 32330021022.

It is a happy number.

22012003323 is a `hidden beast` number, since 220 + 120 + 0 + 3 + 323 = 666.

It is not a de Polignac number, because 22012003323 - 2⁸ = 22012003067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22012003296 and 22012003305.

It is not an unprimeable number, because it can be changed into a prime (22012003423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1222889065 + ... + 1222889082.

Almost surely, 2^22012003323 is an apocalyptic number.

22012003323 is a deficient number, since it is larger than the sum of its proper divisors (9783112601).

22012003323 is a wasteful number, since it uses less digits than its factorization.

22012003323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445778153 (or 2445778150 counting only the distinct ones).

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

Adding to 22012003323 its reverse (32330021022), we get a palindrome (54342024345).

The spelling of 22012003323 in words is "twenty-two billion, twelve million, three thousand, three hundred twenty-three".