111100221122 has 8 divisors (see below), whose sum is σ = 181800361872. Its totient is φ = 50500100500.

The previous prime is 111100221109. The next prime is 111100221179. The reversal of 111100221122 is 221122001111.

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

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 111100221097 and 111100221106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525005004 + ... + 2525005047.

It is an arithmetic number, because the mean of its divisors is an integer number (22725045234).

Almost surely, 2^111100221122 is an apocalyptic number.

111100221122 is a deficient number, since it is larger than the sum of its proper divisors (70700140750).

111100221122 is a wasteful number, since it uses less digits than its factorization.

111100221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5050010064.

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

Adding to 111100221122 its reverse (221122001111), we get a palindrome (332222222233).

The spelling of 111100221122 in words is "one hundred eleven billion, one hundred million, two hundred twenty-one thousand, one hundred twenty-two".