111133220122 has 8 divisors (see below), whose sum is σ = 166701672000. Its totient is φ = 55565996124.

The previous prime is 111133220101. The next prime is 111133220123. The reversal of 111133220122 is 221022331111.

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

It is a super-2 number, since 2×111133220122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111133220122.

It is not an unprimeable number, because it can be changed into a prime (111133220123) 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, 31122 + ... + 472477.

It is an arithmetic number, because the mean of its divisors is an integer number (20837709000).

Almost surely, 2^111133220122 is an apocalyptic number.

111133220122 is a deficient number, since it is larger than the sum of its proper divisors (55568451878).

111133220122 is a wasteful number, since it uses less digits than its factorization.

111133220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613940.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111133220122 its reverse (221022331111), we get a palindrome (332155551233).

The spelling of 111133220122 in words is "one hundred eleven billion, one hundred thirty-three million, two hundred twenty thousand, one hundred twenty-two".