131212001440211 has 2 divisors, whose sum is σ = 131212001440212. Its totient is φ = 131212001440210.

The previous prime is 131212001440207. The next prime is 131212001440279. The reversal of 131212001440211 is 112044100212131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131212001440211 - 2² = 131212001440207 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (131212001440811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65606000720105 + 65606000720106.

It is an arithmetic number, because the mean of its divisors is an integer number (65606000720106).

Almost surely, 2^{131212001440211} is an apocalyptic number.

131212001440211 is a deficient number, since it is larger than the sum of its proper divisors (1).

131212001440211 is an equidigital number, since it uses as much as digits as its factorization.

131212001440211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 131212001440211 its reverse (112044100212131), we get a palindrome (243256101652342).

The spelling of 131212001440211 in words is "one hundred thirty-one trillion, two hundred twelve billion, one million, four hundred forty thousand, two hundred eleven".