22022001100221 has 8 divisors (see below), whose sum is σ = 29362716842400. Its totient is φ = 14681309712432.

The previous prime is 22022001100193. The next prime is 22022001100243. The reversal of 22022001100221 is 12200110022022.

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

It is not a de Polignac number, because 22022001100221 - 2⁵ = 22022001100189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22022001100221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022001102221) 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, 3862446 + ... + 7678703.

It is an arithmetic number, because the mean of its divisors is an integer number (3670339605300).

Almost surely, 2^{22022001100221} is an apocalyptic number.

It is an amenable number.

22022001100221 is a deficient number, since it is larger than the sum of its proper divisors (7340715742179).

22022001100221 is a wasteful number, since it uses less digits than its factorization.

22022001100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12177195.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22022001100221 its reverse (12200110022022), we get a palindrome (34222111122243).

The spelling of 22022001100221 in words is "twenty-two trillion, twenty-two billion, one million, one hundred thousand, two hundred twenty-one".