120021222020211 has 20 divisors (see below), whose sum is σ = 179442774270144. Its totient is φ = 79946396766000.

The previous prime is 120021222020179. The next prime is 120021222020213. The reversal of 120021222020211 is 112020222120021.

It is a happy number.

120021222020211 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 212 + 220 + 20 + 211 = 666.

It is not a de Polignac number, because 120021222020211 - 2⁵ = 120021222020179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120021222020213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 627230115 + ... + 627421436.

Almost surely, 2^{120021222020211} is an apocalyptic number.

120021222020211 is a deficient number, since it is larger than the sum of its proper divisors (59421552249933).

120021222020211 is a wasteful number, since it uses less digits than its factorization.

120021222020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254652744 (or 1254652735 counting only the distinct ones).

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

Adding to 120021222020211 its reverse (112020222120021), we get a palindrome (232041444140232).

The spelling of 120021222020211 in words is "one hundred twenty trillion, twenty-one billion, two hundred twenty-two million, twenty thousand, two hundred eleven".