111020122222 has 8 divisors (see below), whose sum is σ = 168536571336. Its totient is φ = 54841265112.

The previous prime is 111020122207. The next prime is 111020122223. The reversal of 111020122222 is 222221020111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111020122196 and 111020122205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111020122223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334397793 + ... + 334398124.

It is an arithmetic number, because the mean of its divisors is an integer number (21067071417).

Almost surely, 2^111020122222 is an apocalyptic number.

111020122222 is a deficient number, since it is larger than the sum of its proper divisors (57516449114).

111020122222 is an equidigital number, since it uses as much as digits as its factorization.

111020122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668796002.

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

Adding to 111020122222 its reverse (222221020111), we get a palindrome (333241142333).

The spelling of 111020122222 in words is "one hundred eleven billion, twenty million, one hundred twenty-two thousand, two hundred twenty-two".