112220211122001 has 72 divisors (see below), whose sum is σ = 169699526889984. Its totient is φ = 71444310094080.

The previous prime is 112220211121973. The next prime is 112220211122039. The reversal of 112220211122001 is 100221112022211.

112220211122001 is a `hidden beast` number, since 1 + 12 + 220 + 211 + 1 + 220 + 0 + 1 = 666.

It is not a de Polignac number, because 112220211122001 - 2¹⁴ = 112220211105617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112220211122081) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 194790765 + ... + 195366021.

It is an arithmetic number, because the mean of its divisors is an integer number (2356937873472).

Almost surely, 2^{112220211122001} is an apocalyptic number.

It is an amenable number.

112220211122001 is a deficient number, since it is larger than the sum of its proper divisors (57479315767983).

112220211122001 is a wasteful number, since it uses less digits than its factorization.

112220211122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575631 (or 575591 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112220211122001 its reverse (100221112022211), we get a palindrome (212441323144212).

The spelling of 112220211122001 in words is "one hundred twelve trillion, two hundred twenty billion, two hundred eleven million, one hundred twenty-two thousand, one".