16623213022 has 16 divisors (see below), whose sum is σ = 27192795840. Its totient is φ = 7575134112.

The previous prime is 16623212939. The next prime is 16623213043. The reversal of 16623213022 is 22031232661.

It is a super-2 number, since 2×16623213022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4044493 + ... + 4048600.

It is an arithmetic number, because the mean of its divisors is an integer number (1699549740).

Almost surely, 2^16623213022 is an apocalyptic number.

16623213022 is a deficient number, since it is larger than the sum of its proper divisors (10569582818).

16623213022 is a wasteful number, since it uses less digits than its factorization.

16623213022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8093187.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 16623213022 its reverse (22031232661), we get a palindrome (38654445683).

The spelling of 16623213022 in words is "sixteen billion, six hundred twenty-three million, two hundred thirteen thousand, twenty-two".