212025521441 has 2 divisors, whose sum is σ = 212025521442. Its totient is φ = 212025521440.

The previous prime is 212025521423. The next prime is 212025521479. The reversal of 212025521441 is 144125520212.

212025521441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205952592400 + 6072929041 = 453820^2 + 77929^2 .

It is a cyclic number.

It is not a de Polignac number, because 212025521441 - 2¹⁸ = 212025259297 is a prime.

It is not a weakly prime, because it can be changed into another prime (212025521641) 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 as a sum of consecutive naturals, namely, 106012760720 + 106012760721.

It is an arithmetic number, because the mean of its divisors is an integer number (106012760721).

Almost surely, 2^212025521441 is an apocalyptic number.

It is an amenable number.

212025521441 is a deficient number, since it is larger than the sum of its proper divisors (1).

212025521441 is an equidigital number, since it uses as much as digits as its factorization.

212025521441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6400, while the sum is 29.

The spelling of 212025521441 in words is "two hundred twelve billion, twenty-five million, five hundred twenty-one thousand, four hundred forty-one".