22232213331 has 16 divisors (see below), whose sum is σ = 30431178624. Its totient is φ = 14429608704.

The previous prime is 22232213327. The next prime is 22232213383. The reversal of 22232213331 is 13331223222.

It is not a de Polignac number, because 22232213331 - 2² = 22232213327 is a prime.

It is a super-2 number, since 2×22232213331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22232213431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241086 + ... + 320291.

It is an arithmetic number, because the mean of its divisors is an integer number (1901948664).

Almost surely, 2^22232213331 is an apocalyptic number.

22232213331 is a deficient number, since it is larger than the sum of its proper divisors (8198965293).

22232213331 is a wasteful number, since it uses less digits than its factorization.

22232213331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561730.

The product of its digits is 2592, while the sum is 24.

Adding to 22232213331 its reverse (13331223222), we get a palindrome (35563436553).

The spelling of 22232213331 in words is "twenty-two billion, two hundred thirty-two million, two hundred thirteen thousand, three hundred thirty-one".