220112022011121 has 48 divisors (see below), whose sum is σ = 346474523377920. Its totient is φ = 138060284107680.

The previous prime is 220112022011113. The next prime is 220112022011209. The reversal of 220112022011121 is 121110220211022.

220112022011121 is a `hidden beast` number, since 2 + 201 + 120 + 220 + 1 + 1 + 121 = 666.

220112022011121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220112022011121 - 2³ = 220112022011113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220112022011094 and 220112022011103.

It is not an unprimeable number, because it can be changed into a prime (220112022011621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 125446521 + ... + 127189046.

It is an arithmetic number, because the mean of its divisors is an integer number (7218219237040).

Almost surely, 2^{220112022011121} is an apocalyptic number.

It is an amenable number.

220112022011121 is a deficient number, since it is larger than the sum of its proper divisors (126362501366799).

220112022011121 is a wasteful number, since it uses less digits than its factorization.

220112022011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252635683 (or 252635654 counting only the distinct ones).

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

Adding to 220112022011121 its reverse (121110220211022), we get a palindrome (341222242222143).

The spelling of 220112022011121 in words is "two hundred twenty trillion, one hundred twelve billion, twenty-two million, eleven thousand, one hundred twenty-one".