110111021222 has 4 divisors (see below), whose sum is σ = 165166531836. Its totient is φ = 55055510610.

The previous prime is 110111021219. The next prime is 110111021227. The reversal of 110111021222 is 222120111011.

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

It is a junction number, because it is equal to n+sod(n) for n = 110111021197 and 110111021206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111021227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27527755304 + ... + 27527755307.

It is an arithmetic number, because the mean of its divisors is an integer number (41291632959).

Almost surely, 2^110111021222 is an apocalyptic number.

110111021222 is a deficient number, since it is larger than the sum of its proper divisors (55055510614).

110111021222 is an equidigital number, since it uses as much as digits as its factorization.

110111021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55055510613.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110111021222 its reverse (222120111011), we get a palindrome (332231132233).

The spelling of 110111021222 in words is "one hundred ten billion, one hundred eleven million, twenty-one thousand, two hundred twenty-two".