111222112201102 has 16 divisors (see below), whose sum is σ = 191164301770752. Its totient is φ = 47542163586840.

The previous prime is 111222112201073. The next prime is 111222112201129. The reversal of 111222112201102 is 201102211222111.

It is a happy number.

111222112201102 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 111222112201102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10371321774 + ... + 10371332497.

It is an arithmetic number, because the mean of its divisors is an integer number (11947768860672).

Almost surely, 2^{111222112201102} is an apocalyptic number.

111222112201102 is a deficient number, since it is larger than the sum of its proper divisors (79942189569650).

111222112201102 is a wasteful number, since it uses less digits than its factorization.

111222112201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20742654663.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 111222112201102 its reverse (201102211222111), we get a palindrome (312324323423213).

The spelling of 111222112201102 in words is "one hundred eleven trillion, two hundred twenty-two billion, one hundred twelve million, two hundred one thousand, one hundred two".