12120300323211 has 32 divisors (see below), whose sum is σ = 17261444597760. Its totient is φ = 7551881568000.

The previous prime is 12120300323143. The next prime is 12120300323239. The reversal of 12120300323211 is 11232300302121.

It is not a de Polignac number, because 12120300323211 - 2²¹ = 12120298226059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12120300323011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16671240 + ... + 17383061.

It is an arithmetic number, because the mean of its divisors is an integer number (539420143680).

Almost surely, 2^{12120300323211} is an apocalyptic number.

12120300323211 is a deficient number, since it is larger than the sum of its proper divisors (5141144274549).

12120300323211 is a wasteful number, since it uses less digits than its factorization.

12120300323211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34054467.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12120300323211 its reverse (11232300302121), we get a palindrome (23352600625332).

The spelling of 12120300323211 in words is "twelve trillion, one hundred twenty billion, three hundred million, three hundred twenty-three thousand, two hundred eleven".