111200102100112 has 20 divisors (see below), whose sum is σ = 215480001639420. Its totient is φ = 55592359741568.

The previous prime is 111200102100037. The next prime is 111200102100119. The reversal of 111200102100112 is 211001201002111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109523843652496 + 1676258447616 = 10465364^2 + 1294704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111200102100092 and 111200102100101.

It is not an unprimeable number, because it can be changed into a prime (111200102100119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480587503 + ... + 480818830.

It is an arithmetic number, because the mean of its divisors is an integer number (10774000081971).

Almost surely, 2^{111200102100112} is an apocalyptic number.

It is an amenable number.

111200102100112 is a deficient number, since it is larger than the sum of its proper divisors (104279899539308).

111200102100112 is an equidigital number, since it uses as much as digits as its factorization.

111200102100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961413570 (or 961413564 counting only the distinct ones).

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

Adding to 111200102100112 its reverse (211001201002111), we get a palindrome (322201303102223).

The spelling of 111200102100112 in words is "one hundred eleven trillion, two hundred billion, one hundred two million, one hundred thousand, one hundred twelve".