111002200122 has 96 divisors (see below), whose sum is σ = 253971002880. Its totient is φ = 32015596800.

The previous prime is 111002200103. The next prime is 111002200129. The reversal of 111002200122 is 221002200111.

It is a junction number, because it is equal to n+sod(n) for n = 111002200098 and 111002200107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111002200129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88166329 + ... + 88167587.

It is an arithmetic number, because the mean of its divisors is an integer number (2645531280).

Almost surely, 2^111002200122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111002200122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126985501440).

111002200122 is an abundant number, since it is smaller than the sum of its proper divisors (142968802758).

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

111002200122 is a wasteful number, since it uses less digits than its factorization.

111002200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780 (or 1539 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111002200122 its reverse (221002200111), we get a palindrome (332004400233).

The spelling of 111002200122 in words is "one hundred eleven billion, two million, two hundred thousand, one hundred twenty-two".