22101021322 has 8 divisors (see below), whose sum is σ = 33171118596. Its totient is φ = 11043981792.

The previous prime is 22101021317. The next prime is 22101021323. The reversal of 22101021322 is 22312010122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21036891681 + 1064129641 = 145041^2 + 32621^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22101021296 and 22101021305.

It is not an unprimeable number, because it can be changed into a prime (22101021323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3260203 + ... + 3266974.

Almost surely, 2^22101021322 is an apocalyptic number.

22101021322 is a deficient number, since it is larger than the sum of its proper divisors (11070097274).

22101021322 is a wasteful number, since it uses less digits than its factorization.

22101021322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6528872.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22101021322 its reverse (22312010122), we get a palindrome (44413031444).

The spelling of 22101021322 in words is "twenty-two billion, one hundred one million, twenty-one thousand, three hundred twenty-two".