110012221222 has 4 divisors (see below), whose sum is σ = 165018331836. Its totient is φ = 55006110610.

The previous prime is 110012221171. The next prime is 110012221279. The reversal of 110012221222 is 222122210011.

It is a happy number.

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 = 110012221196 and 110012221205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27503055304 + ... + 27503055307.

It is an arithmetic number, because the mean of its divisors is an integer number (41254582959).

Almost surely, 2^110012221222 is an apocalyptic number.

110012221222 is a deficient number, since it is larger than the sum of its proper divisors (55006110614).

110012221222 is an equidigital number, since it uses as much as digits as its factorization.

110012221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55006110613.

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

Adding to 110012221222 its reverse (222122210011), we get a palindrome (332134431233).

The spelling of 110012221222 in words is "one hundred ten billion, twelve million, two hundred twenty-one thousand, two hundred twenty-two".