22211000010221 has 8 divisors (see below), whose sum is σ = 24336922721184. Its totient is φ = 20102867447920.

The previous prime is 22211000010217. The next prime is 22211000010263. The reversal of 22211000010221 is 12201000011222.

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 22211000010221 - 2² = 22211000010217 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22211000010196 and 22211000010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211000010271) 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, 4447534550 + ... + 4447539543.

It is an arithmetic number, because the mean of its divisors is an integer number (3042115340148).

Almost surely, 2^{22211000010221} is an apocalyptic number.

It is an amenable number.

22211000010221 is a deficient number, since it is larger than the sum of its proper divisors (2125922710963).

22211000010221 is a wasteful number, since it uses less digits than its factorization.

22211000010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8895074331.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22211000010221 its reverse (12201000011222), we get a palindrome (34412000021443).

The spelling of 22211000010221 in words is "twenty-two trillion, two hundred eleven billion, ten thousand, two hundred twenty-one".