212131241530441 has 2 divisors, whose sum is σ = 212131241530442. Its totient is φ = 212131241530440.

The previous prime is 212131241530391. The next prime is 212131241530489. The reversal of 212131241530441 is 144035142131212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174034694912841 + 38096546617600 = 13192221^2 + 6172240^2 .

It is a cyclic number.

It is not a de Polignac number, because 212131241530441 - 2²⁷ = 212131107312713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212131241530397 and 212131241530406.

It is not a weakly prime, because it can be changed into another prime (212131241530841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106065620765220 + 106065620765221.

It is an arithmetic number, because the mean of its divisors is an integer number (106065620765221).

Almost surely, 2^{212131241530441} is an apocalyptic number.

It is an amenable number.

212131241530441 is a deficient number, since it is larger than the sum of its proper divisors (1).

212131241530441 is an equidigital number, since it uses as much as digits as its factorization.

212131241530441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

Adding to 212131241530441 its reverse (144035142131212), we get a palindrome (356166383661653).

The spelling of 212131241530441 in words is "two hundred twelve trillion, one hundred thirty-one billion, two hundred forty-one million, five hundred thirty thousand, four hundred forty-one".