120211222021211 has 24 divisors (see below), whose sum is σ = 126956106761904. Its totient is φ = 113808058637760.

The previous prime is 120211222021141. The next prime is 120211222021217. The reversal of 120211222021211 is 112120222112021.

It is not a de Polignac number, because 120211222021211 - 2¹⁴ = 120211222004827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120211222021217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3598798436 + ... + 3598831838.

It is an arithmetic number, because the mean of its divisors is an integer number (5289837781746).

Almost surely, 2^{120211222021211} is an apocalyptic number.

120211222021211 is a deficient number, since it is larger than the sum of its proper divisors (6744884740693).

120211222021211 is a wasteful number, since it uses less digits than its factorization.

120211222021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39819 (or 39800 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 120211222021211 its reverse (112120222112021), we get a palindrome (232331444133232).

The spelling of 120211222021211 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-two million, twenty-one thousand, two hundred eleven".