22132322281 has 8 divisors (see below), whose sum is σ = 22442780384. Its totient is φ = 21822060960.

The previous prime is 22132322269. The next prime is 22132322347. The reversal of 22132322281 is 18222323122.

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 22132322281 - 2⁹ = 22132321769 is a prime.

It is a super-2 number, since 2×22132322281² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22132322081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185086 + ... + 280216.

It is an arithmetic number, because the mean of its divisors is an integer number (2805347548).

Almost surely, 2^22132322281 is an apocalyptic number.

It is an amenable number.

22132322281 is a deficient number, since it is larger than the sum of its proper divisors (310458103).

22132322281 is an equidigital number, since it uses as much as digits as its factorization.

22132322281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98391.

The product of its digits is 4608, while the sum is 28.

The spelling of 22132322281 in words is "twenty-two billion, one hundred thirty-two million, three hundred twenty-two thousand, two hundred eighty-one".