110222202101221 has 32 divisors (see below), whose sum is σ = 130202120355840. Its totient is φ = 91308805156800.

The previous prime is 110222202101191. The next prime is 110222202101239. The reversal of 110222202101221 is 122101202222011.

It is not a de Polignac number, because 110222202101221 - 2⁹ = 110222202100709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110222202101321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 659846691 + ... + 660013711.

It is an arithmetic number, because the mean of its divisors is an integer number (4068816261120).

Almost surely, 2^{110222202101221} is an apocalyptic number.

It is an amenable number.

110222202101221 is a deficient number, since it is larger than the sum of its proper divisors (19979918254619).

110222202101221 is a wasteful number, since it uses less digits than its factorization.

110222202101221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171025.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 110222202101221 its reverse (122101202222011), we get a palindrome (232323404323232).

The spelling of 110222202101221 in words is "one hundred ten trillion, two hundred twenty-two billion, two hundred two million, one hundred one thousand, two hundred twenty-one".