120211210221211 has 8 divisors (see below), whose sum is σ = 124411134696480. Its totient is φ = 116014933101312.

The previous prime is 120211210221209. The next prime is 120211210221229. The reversal of 120211210221211 is 112122012112021.

It is a happy number.

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

It is not a de Polignac number, because 120211210221211 - 2¹ = 120211210221209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120211210221251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911771775 + ... + 911903608.

It is an arithmetic number, because the mean of its divisors is an integer number (15551391837060).

Almost surely, 2^{120211210221211} is an apocalyptic number.

120211210221211 is a deficient number, since it is larger than the sum of its proper divisors (4199924475269).

120211210221211 is a wasteful number, since it uses less digits than its factorization.

120211210221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823677685.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 120211210221211 its reverse (112122012112021), we get a palindrome (232333222333232).

The spelling of 120211210221211 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred ten million, two hundred twenty-one thousand, two hundred eleven".