112211221022112 has 96 divisors (see below), whose sum is σ = 301713069696192. Its totient is φ = 36496490655744.

The previous prime is 112211221022051. The next prime is 112211221022129. The reversal of 112211221022112 is 211220122112211.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9878383 + ... + 17944494.

It is an arithmetic number, because the mean of its divisors is an integer number (3142844476002).

Almost surely, 2^{112211221022112} is an apocalyptic number.

112211221022112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112211221022112 is an abundant number, since it is smaller than the sum of its proper divisors (189501848674080).

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

112211221022112 is a wasteful number, since it uses less digits than its factorization.

112211221022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27823910 (or 27823902 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 112211221022112 its reverse (211220122112211), we get a palindrome (323431343134323).

The spelling of 112211221022112 in words is "one hundred twelve trillion, two hundred eleven billion, two hundred twenty-one million, twenty-two thousand, one hundred twelve".