120221011010211 has 4 divisors (see below), whose sum is σ = 160294681346952. Its totient is φ = 80147340673472.

The previous prime is 120221011010161. The next prime is 120221011010279. The reversal of 120221011010211 is 112010110122021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120221011010211 - 2¹⁵ = 120221010977443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120221011010291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20036835168366 + ... + 20036835168371.

It is an arithmetic number, because the mean of its divisors is an integer number (40073670336738).

Almost surely, 2^{120221011010211} is an apocalyptic number.

120221011010211 is a deficient number, since it is larger than the sum of its proper divisors (40073670336741).

120221011010211 is an equidigital number, since it uses as much as digits as its factorization.

120221011010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40073670336740.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120221011010211 its reverse (112010110122021), we get a palindrome (232231121132232).

The spelling of 120221011010211 in words is "one hundred twenty trillion, two hundred twenty-one billion, eleven million, ten thousand, two hundred eleven".