22099022221 has 8 divisors (see below), whose sum is σ = 22926949920. Its totient is φ = 21275487408.

The previous prime is 22099022201. The next prime is 22099022243. The reversal of 22099022221 is 12222099022.

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 22099022221 - 2¹³ = 22099014029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22099022201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087971 + ... + 1108096.

It is an arithmetic number, because the mean of its divisors is an integer number (2865868740).

Almost surely, 2^22099022221 is an apocalyptic number.

It is an amenable number.

22099022221 is a deficient number, since it is larger than the sum of its proper divisors (827927699).

22099022221 is a wasteful number, since it uses less digits than its factorization.

22099022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196443.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 22099022221 in words is "twenty-two billion, ninety-nine million, twenty-two thousand, two hundred twenty-one".