112022200111221 has 144 divisors (see below), whose sum is σ = 180811588598784. Its totient is φ = 66734506395648.

The previous prime is 112022200111189. The next prime is 112022200111249. The reversal of 112022200111221 is 122111002220211.

112022200111221 is a `hidden beast` number, since 11 + 202 + 220 + 0 + 1 + 11 + 221 = 666.

It is not a de Polignac number, because 112022200111221 - 2⁵ = 112022200111189 is a prime.

It is a super-2 number, since 2×112022200111221² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112022200111194 and 112022200111203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112022200111291) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4523030380 + ... + 4523055146.

It is an arithmetic number, because the mean of its divisors is an integer number (1255636031936).

Almost surely, 2^{112022200111221} is an apocalyptic number.

It is an amenable number.

112022200111221 is a deficient number, since it is larger than the sum of its proper divisors (68789388487563).

112022200111221 is a wasteful number, since it uses less digits than its factorization.

112022200111221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25980 (or 25960 counting only the distinct ones).

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

Adding to 112022200111221 its reverse (122111002220211), we get a palindrome (234133202331432).

The spelling of 112022200111221 in words is "one hundred twelve trillion, twenty-two billion, two hundred million, one hundred eleven thousand, two hundred twenty-one".