212442240301 has 2 divisors, whose sum is σ = 212442240302. Its totient is φ = 212442240300.

The previous prime is 212442240293. The next prime is 212442240359. The reversal of 212442240301 is 103042244212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161884717801 + 50557522500 = 402349^2 + 224850^2 .

It is a cyclic number.

It is not a de Polignac number, because 212442240301 - 2³ = 212442240293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212442240371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106221120150 + 106221120151.

It is an arithmetic number, because the mean of its divisors is an integer number (106221120151).

Almost surely, 2^212442240301 is an apocalyptic number.

It is an amenable number.

212442240301 is a deficient number, since it is larger than the sum of its proper divisors (1).

212442240301 is an equidigital number, since it uses as much as digits as its factorization.

212442240301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 212442240301 its reverse (103042244212), we get a palindrome (315484484513).

The spelling of 212442240301 in words is "two hundred twelve billion, four hundred forty-two million, two hundred forty thousand, three hundred one".