212434433371 has 2 divisors, whose sum is σ = 212434433372. Its totient is φ = 212434433370.

The previous prime is 212434433359. The next prime is 212434433377. The reversal of 212434433371 is 173334434212.

212434433371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212434433371 - 2⁵ = 212434433339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212434433371.

It is not a weakly prime, because it can be changed into another prime (212434433377) 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, 106217216685 + 106217216686.

It is an arithmetic number, because the mean of its divisors is an integer number (106217216686).

Almost surely, 2^212434433371 is an apocalyptic number.

212434433371 is a deficient number, since it is larger than the sum of its proper divisors (1).

212434433371 is an equidigital number, since it uses as much as digits as its factorization.

212434433371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 37.

Adding to 212434433371 its reverse (173334434212), we get a palindrome (385768867583).

The spelling of 212434433371 in words is "two hundred twelve billion, four hundred thirty-four million, four hundred thirty-three thousand, three hundred seventy-one".