222120021020211 has 28 divisors (see below), whose sum is σ = 333031900730160. Its totient is φ = 148078139871600.

The previous prime is 222120021020207. The next prime is 222120021020237. The reversal of 222120021020211 is 112020120021222.

It is a happy number.

222120021020211 is a `hidden beast` number, since 2 + 2 + 21 + 200 + 210 + 20 + 211 = 666.

It is not a de Polignac number, because 222120021020211 - 2² = 222120021020207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222120021020251) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 56943250 + ... + 60718808.

Almost surely, 2^{222120021020211} is an apocalyptic number.

222120021020211 is a deficient number, since it is larger than the sum of its proper divisors (110911879709949).

222120021020211 is an frugal number, since it uses more digits than its factorization.

222120021020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3856278 (or 3856263 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222120021020211 its reverse (112020120021222), we get a palindrome (334140141041433).

The spelling of 222120021020211 in words is "two hundred twenty-two trillion, one hundred twenty billion, twenty-one million, twenty thousand, two hundred eleven".