111200022122102 has 4 divisors (see below), whose sum is σ = 166800033183156. Its totient is φ = 55600011061050.

The previous prime is 111200022122099. The next prime is 111200022122107. The reversal of 111200022122102 is 201221220002111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111200022122107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27800005530524 + ... + 27800005530527.

It is an arithmetic number, because the mean of its divisors is an integer number (41700008295789).

Almost surely, 2^{111200022122102} is an apocalyptic number.

111200022122102 is a deficient number, since it is larger than the sum of its proper divisors (55600011061054).

111200022122102 is an equidigital number, since it uses as much as digits as its factorization.

111200022122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55600011061053.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111200022122102 its reverse (201221220002111), we get a palindrome (312421242124213).

The spelling of 111200022122102 in words is "one hundred eleven trillion, two hundred billion, twenty-two million, one hundred twenty-two thousand, one hundred two".