222120111001121 has 8 divisors (see below), whose sum is σ = 222991418274144. Its totient is φ = 221248858199040.

The previous prime is 222120111001049. The next prime is 222120111001163. The reversal of 222120111001121 is 121100111021222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222120111001121 - 2⁴² = 217722064490017 is a prime.

It is a super-2 number, since 2×222120111001121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222120111001121.

It is not an unprimeable number, because it can be changed into a prime (222122111001121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5436575 + ... + 21766868.

It is an arithmetic number, because the mean of its divisors is an integer number (27873927284268).

Almost surely, 2^{222120111001121} is an apocalyptic number.

It is an amenable number.

222120111001121 is a deficient number, since it is larger than the sum of its proper divisors (871307273023).

222120111001121 is a wasteful number, since it uses less digits than its factorization.

222120111001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27235471.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222120111001121 its reverse (121100111021222), we get a palindrome (343220222022343).

The spelling of 222120111001121 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred eleven million, one thousand, one hundred twenty-one".