212443133341 has 2 divisors, whose sum is σ = 212443133342. Its totient is φ = 212443133340.

The previous prime is 212443133303. The next prime is 212443133407. The reversal of 212443133341 is 143331344212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212202107716 + 241025625 = 460654^2 + 15525^2 .

It is a cyclic number.

It is not a de Polignac number, because 212443133341 - 2⁷ = 212443133213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212443136341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106221566670 + 106221566671.

It is an arithmetic number, because the mean of its divisors is an integer number (106221566671).

Almost surely, 2^212443133341 is an apocalyptic number.

It is an amenable number.

212443133341 is a deficient number, since it is larger than the sum of its proper divisors (1).

212443133341 is an equidigital number, since it uses as much as digits as its factorization.

212443133341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 31.

Adding to 212443133341 its reverse (143331344212), we get a palindrome (355774477553).

The spelling of 212443133341 in words is "two hundred twelve billion, four hundred forty-three million, one hundred thirty-three thousand, three hundred forty-one".