110021221222 has 32 divisors (see below), whose sum is σ = 181870502688. Its totient is φ = 49500000000.

The previous prime is 110021221169. The next prime is 110021221223. The reversal of 110021221222 is 222122120011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 110021221196 and 110021221205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110021221223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12218722 + ... + 12227722.

It is an arithmetic number, because the mean of its divisors is an integer number (5683453209).

Almost surely, 2^110021221222 is an apocalyptic number.

110021221222 is a deficient number, since it is larger than the sum of its proper divisors (71849281466).

110021221222 is a wasteful number, since it uses less digits than its factorization.

110021221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14616.

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

Adding to 110021221222 its reverse (222122120011), we get a palindrome (332143341233).

The spelling of 110021221222 in words is "one hundred ten billion, twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".