22011120102221 has 8 divisors (see below), whose sum is σ = 22097944399488. Its totient is φ = 21924454680000.

The previous prime is 22011120102187. The next prime is 22011120102247. The reversal of 22011120102221 is 12220102111022.

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 22011120102221 - 2²² = 22011115907917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22011120102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011120102271) 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, 39441125 + ... + 39995306.

It is an arithmetic number, because the mean of its divisors is an integer number (2762243049936).

Almost surely, 2^{22011120102221} is an apocalyptic number.

It is an amenable number.

22011120102221 is a deficient number, since it is larger than the sum of its proper divisors (86824297267).

22011120102221 is an equidigital number, since it uses as much as digits as its factorization.

22011120102221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79437523.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22011120102221 its reverse (12220102111022), we get a palindrome (34231222213243).

The spelling of 22011120102221 in words is "twenty-two trillion, eleven billion, one hundred twenty million, one hundred two thousand, two hundred twenty-one".