22120200110221 has 8 divisors (see below), whose sum is σ = 22292018020800. Its totient is φ = 21948427069920.

The previous prime is 22120200110167. The next prime is 22120200110233. The reversal of 22120200110221 is 12201100202122.

It is a happy number.

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 22120200110221 - 2¹⁹ = 22120199585933 is a prime.

It is a super-2 number, since 2×22120200110221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22120200110195 and 22120200110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120200111221) 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, 10227441 + ... + 12200038.

It is an arithmetic number, because the mean of its divisors is an integer number (2786502252600).

Almost surely, 2^{22120200110221} is an apocalyptic number.

It is an amenable number.

22120200110221 is a deficient number, since it is larger than the sum of its proper divisors (171817910579).

22120200110221 is a wasteful number, since it uses less digits than its factorization.

22120200110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22435139.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22120200110221 its reverse (12201100202122), we get a palindrome (34321300312343).

The spelling of 22120200110221 in words is "twenty-two trillion, one hundred twenty billion, two hundred million, one hundred ten thousand, two hundred twenty-one".