111101200102 has 4 divisors (see below), whose sum is σ = 166651800156. Its totient is φ = 55550600050.

The previous prime is 111101200037. The next prime is 111101200169. The reversal of 111101200102 is 201002101111.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 27775300024 + ... + 27775300027.

It is an arithmetic number, because the mean of its divisors is an integer number (41662950039).

Almost surely, 2^111101200102 is an apocalyptic number.

111101200102 is a deficient number, since it is larger than the sum of its proper divisors (55550600054).

111101200102 is an equidigital number, since it uses as much as digits as its factorization.

111101200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55550600053.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111101200102 its reverse (201002101111), we get a palindrome (312103301213).

The spelling of 111101200102 in words is "one hundred eleven billion, one hundred one million, two hundred thousand, one hundred two".