112101221011122 has 64 divisors (see below), whose sum is σ = 284709927997440. Its totient is φ = 32027973678288.

The previous prime is 112101221011067. The next prime is 112101221011123. The reversal of 112101221011122 is 221110122101211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112101221011095 and 112101221011104.

It is not an unprimeable number, because it can be changed into a prime (112101221011123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8474053 + ... + 17204999.

It is an arithmetic number, because the mean of its divisors is an integer number (4448592624960).

Almost surely, 2^{112101221011122} is an apocalyptic number.

112101221011122 is an abundant number, since it is smaller than the sum of its proper divisors (172608706986318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112101221011122 is a wasteful number, since it uses less digits than its factorization.

112101221011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8764932 (or 8764926 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112101221011122 its reverse (221110122101211), we get a palindrome (333211343112333).

The spelling of 112101221011122 in words is "one hundred twelve trillion, one hundred one billion, two hundred twenty-one million, eleven thousand, one hundred twenty-two".