222120101121 has 32 divisors (see below), whose sum is σ = 307561013760. Its totient is φ = 142498137600.

The previous prime is 222120101107. The next prime is 222120101171. The reversal of 222120101121 is 121101021222.

222120101121 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 222120101121 - 2¹⁵ = 222120068353 is a prime.

It is a super-3 number, since 3×222120101121³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 222120101121.

It is not an unprimeable number, because it can be changed into a prime (222120101171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2301681 + ... + 2396241.

It is an arithmetic number, because the mean of its divisors is an integer number (9611281680).

Almost surely, 2^222120101121 is an apocalyptic number.

It is an amenable number.

222120101121 is a deficient number, since it is larger than the sum of its proper divisors (85440912639).

222120101121 is a wasteful number, since it uses less digits than its factorization.

222120101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94877.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222120101121 its reverse (121101021222), we get a palindrome (343221122343).

The spelling of 222120101121 in words is "two hundred twenty-two billion, one hundred twenty million, one hundred one thousand, one hundred twenty-one".