111200122000122 has 64 divisors (see below), whose sum is σ = 242376215656320. Its totient is φ = 33869164455936.

The previous prime is 111200122000117. The next prime is 111200122000129. The reversal of 111200122000122 is 221000221002111.

It is not an unprimeable number, because it can be changed into a prime (111200122000129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30512472 + ... + 33961907.

It is an arithmetic number, because the mean of its divisors is an integer number (3787128369630).

Almost surely, 2^{111200122000122} is an apocalyptic number.

111200122000122 is an abundant number, since it is smaller than the sum of its proper divisors (131176093656198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111200122000122 is a wasteful number, since it uses less digits than its factorization.

111200122000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64474895.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111200122000122 its reverse (221000221002111), we get a palindrome (332200343002233).

The spelling of 111200122000122 in words is "one hundred eleven trillion, two hundred billion, one hundred twenty-two million, one hundred twenty-two", and thus it is an aban number.