111011200102102 has 4 divisors (see below), whose sum is σ = 166516800153156. Its totient is φ = 55505600051050.

The previous prime is 111011200102091. The next prime is 111011200102151. The reversal of 111011200102102 is 201201002110111.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752800025524 + ... + 27752800025527.

It is an arithmetic number, because the mean of its divisors is an integer number (41629200038289).

Almost surely, 2^{111011200102102} is an apocalyptic number.

111011200102102 is a deficient number, since it is larger than the sum of its proper divisors (55505600051054).

111011200102102 is an equidigital number, since it uses as much as digits as its factorization.

111011200102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55505600051053.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111011200102102 its reverse (201201002110111), we get a palindrome (312212202212213).

The spelling of 111011200102102 in words is "one hundred eleven trillion, eleven billion, two hundred million, one hundred two thousand, one hundred two".