112101112012222 has 4 divisors (see below), whose sum is σ = 168151668018336. Its totient is φ = 56050556006110.

The previous prime is 112101112012187. The next prime is 112101112012223. The reversal of 112101112012222 is 222210211101211.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112101112012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112101112012223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28025278003054 + ... + 28025278003057.

It is an arithmetic number, because the mean of its divisors is an integer number (42037917004584).

Almost surely, 2^{112101112012222} is an apocalyptic number.

112101112012222 is a deficient number, since it is larger than the sum of its proper divisors (56050556006114).

112101112012222 is an equidigital number, since it uses as much as digits as its factorization.

112101112012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56050556006113.

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

Adding to 112101112012222 its reverse (222210211101211), we get a palindrome (334311323113433).

The spelling of 112101112012222 in words is "one hundred twelve trillion, one hundred one billion, one hundred twelve million, twelve thousand, two hundred twenty-two".