112211001201220 has 24 divisors (see below), whose sum is σ = 235643487194304. Its totient is φ = 44884327209696.

The previous prime is 112211001201209. The next prime is 112211001201241. The reversal of 112211001201220 is 22102100112211.

It is a junction number, because it is equal to n+sod(n) for n = 112211001201194 and 112211001201203.

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, 8953999 + ... + 17452681.

It is an arithmetic number, because the mean of its divisors is an integer number (9818478633096).

Almost surely, 2^{112211001201220} is an apocalyptic number.

112211001201220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112211001201220 is an abundant number, since it is smaller than the sum of its proper divisors (123432485993084).

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

112211001201220 is a wasteful number, since it uses less digits than its factorization.

112211001201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9158859 (or 9158857 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112211001201220 its reverse (22102100112211), we get a palindrome (134313101313431).

The spelling of 112211001201220 in words is "one hundred twelve trillion, two hundred eleven billion, one million, two hundred one thousand, two hundred twenty".