120212231211 has 24 divisors (see below), whose sum is σ = 175391314176. Its totient is φ = 79333430400.

The previous prime is 120212231173. The next prime is 120212231219. The reversal of 120212231211 is 112132212021.

120212231211 is a `hidden beast` number, since 12 + 0 + 212 + 231 + 211 = 666.

It is not a de Polignac number, because 120212231211 - 2²⁷ = 120078013483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120212231219) 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, 7475766 + ... + 7491828.

It is an arithmetic number, because the mean of its divisors is an integer number (7307971424).

Almost surely, 2^120212231211 is an apocalyptic number.

120212231211 is a deficient number, since it is larger than the sum of its proper divisors (55179082965).

120212231211 is a wasteful number, since it uses less digits than its factorization.

120212231211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24403 (or 24400 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 120212231211 its reverse (112132212021), we get a palindrome (232344443232).

The spelling of 120212231211 in words is "one hundred twenty billion, two hundred twelve million, two hundred thirty-one thousand, two hundred eleven".