22022550331 has 8 divisors (see below), whose sum is σ = 22648638704. Its totient is φ = 21398087520.

The previous prime is 22022550311. The next prime is 22022550371. The reversal of 22022550331 is 13305522022.

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 22022550331 - 2⁷ = 22022550203 is a prime.

It is a super-2 number, since 2×22022550331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22022550296 and 22022550305.

It is not an unprimeable number, because it can be changed into a prime (22022550311) 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 7 ways as a sum of consecutive naturals, for example, 378885 + ... + 433126.

It is an arithmetic number, because the mean of its divisors is an integer number (2831079838).

Almost surely, 2^22022550331 is an apocalyptic number.

22022550331 is a deficient number, since it is larger than the sum of its proper divisors (626088373).

22022550331 is an equidigital number, since it uses as much as digits as its factorization.

22022550331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812781.

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 22022550331 in words is "twenty-two billion, twenty-two million, five hundred fifty thousand, three hundred thirty-one".