131212300211 has 2 divisors, whose sum is σ = 131212300212. Its totient is φ = 131212300210.

The previous prime is 131212300201. The next prime is 131212300267. The reversal of 131212300211 is 112003212131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131212300211 - 2³⁰ = 130138558387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 131212300211.

It is not a weakly prime, because it can be changed into another prime (131212300201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65606150105 + 65606150106.

It is an arithmetic number, because the mean of its divisors is an integer number (65606150106).

Almost surely, 2^131212300211 is an apocalyptic number.

131212300211 is a deficient number, since it is larger than the sum of its proper divisors (1).

131212300211 is an equidigital number, since it uses as much as digits as its factorization.

131212300211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 131212300211 its reverse (112003212131), we get a palindrome (243215512342).

The spelling of 131212300211 in words is "one hundred thirty-one billion, two hundred twelve million, three hundred thousand, two hundred eleven".