22211023 has 8 divisors (see below), whose sum is σ = 22550528. Its totient is φ = 21874104.

The previous prime is 22211009. The next prime is 22211041. The reversal of 22211023 is 32011222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22211023 - 2⁹ = 22210511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22210994 and 22211012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22486 + ... + 23452.

It is an arithmetic number, because the mean of its divisors is an integer number (2818816).

Almost surely, 2^22211023 is an apocalyptic number.

22211023 is a deficient number, since it is larger than the sum of its proper divisors (339505).

22211023 is a wasteful number, since it uses less digits than its factorization.

22211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 22211023 is about 4712.8572013164. The cubic root of 22211023 is about 281.0969848819.

Adding to 22211023 its reverse (32011222), we get a palindrome (54222245).

The spelling of 22211023 in words is "twenty-two million, two hundred eleven thousand, twenty-three".