22023331 has 6 divisors (see below), whose sum is σ = 24207596. Its totient is φ = 20021100.

The previous prime is 22023329. The next prime is 22023371. The reversal of 22023331 is 13332022.

It is not a de Polignac number, because 22023331 - 2¹ = 22023329 is a prime.

It is a super-2 number, since 2×22023331² = 970054216671122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22023301) 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, 90885 + ... + 91126.

Almost surely, 2^22023331 is an apocalyptic number.

22023331 is a deficient number, since it is larger than the sum of its proper divisors (2184265).

22023331 is a wasteful number, since it uses less digits than its factorization.

22023331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182033 (or 182022 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 22023331 is about 4692.9021937390. The cubic root of 22023331 is about 280.3029501616.

Adding to 22023331 its reverse (13332022), we get a palindrome (35355353).

The spelling of 22023331 in words is "twenty-two million, twenty-three thousand, three hundred thirty-one".