110121212110222 has 4 divisors (see below), whose sum is σ = 165181818165336. Its totient is φ = 55060606055110.

The previous prime is 110121212110219. The next prime is 110121212110229. The reversal of 110121212110222 is 222011212121011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 110121212110222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121212110229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27530303027554 + ... + 27530303027557.

It is an arithmetic number, because the mean of its divisors is an integer number (41295454541334).

Almost surely, 2^{110121212110222} is an apocalyptic number.

110121212110222 is a deficient number, since it is larger than the sum of its proper divisors (55060606055114).

110121212110222 is an equidigital number, since it uses as much as digits as its factorization.

110121212110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55060606055113.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 110121212110222 its reverse (222011212121011), we get a palindrome (332132424231233).

The spelling of 110121212110222 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twelve million, one hundred ten thousand, two hundred twenty-two".