22022201112221 has 8 divisors (see below), whose sum is σ = 23102454787200. Its totient is φ = 20963338599280.

The previous prime is 22022201112209. The next prime is 22022201112251. The reversal of 22022201112221 is 12221110222022.

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 22022201112221 - 2⁶ = 22022201112157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22022201112193 and 22022201112202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022201112251) 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, 5347788401 + ... + 5347792518.

It is an arithmetic number, because the mean of its divisors is an integer number (2887806848400).

Almost surely, 2^{22022201112221} is an apocalyptic number.

It is an amenable number.

22022201112221 is a deficient number, since it is larger than the sum of its proper divisors (1080253674979).

22022201112221 is a wasteful number, since it uses less digits than its factorization.

22022201112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10695581019.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22022201112221 its reverse (12221110222022), we get a palindrome (34243311334243).

The spelling of 22022201112221 in words is "twenty-two trillion, twenty-two billion, two hundred one million, one hundred twelve thousand, two hundred twenty-one".