111210000221222 has 16 divisors (see below), whose sum is σ = 190647440266752. Its totient is φ = 47660997265800.

The previous prime is 111210000221207. The next prime is 111210000221323. The reversal of 111210000221222 is 222122000012111.

It is a self number, because there is not a number n which added to its sum of digits gives 111210000221222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34345598 + ... + 37443825.

It is an arithmetic number, because the mean of its divisors is an integer number (11915465016672).

Almost surely, 2^{111210000221222} is an apocalyptic number.

111210000221222 is a deficient number, since it is larger than the sum of its proper divisors (79437440045530).

111210000221222 is a wasteful number, since it uses less digits than its factorization.

111210000221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71900083.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111210000221222 its reverse (222122000012111), we get a palindrome (333332000233333).

The spelling of 111210000221222 in words is "one hundred eleven trillion, two hundred ten billion, two hundred twenty-one thousand, two hundred twenty-two".