212442014437 has 2 divisors, whose sum is σ = 212442014438. Its totient is φ = 212442014436.

The previous prime is 212442014399. The next prime is 212442014441. The reversal of 212442014437 is 734410244212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157576447681 + 54865566756 = 396959^2 + 234234^2 .

It is a cyclic number.

It is not a de Polignac number, because 212442014437 - 2¹¹ = 212442012389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212442011437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106221007218 + 106221007219.

It is an arithmetic number, because the mean of its divisors is an integer number (106221007219).

Almost surely, 2^212442014437 is an apocalyptic number.

It is an amenable number.

212442014437 is a deficient number, since it is larger than the sum of its proper divisors (1).

212442014437 is an equidigital number, since it uses as much as digits as its factorization.

212442014437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 212442014437 its reverse (734410244212), we get a palindrome (946852258649).

The spelling of 212442014437 in words is "two hundred twelve billion, four hundred forty-two million, fourteen thousand, four hundred thirty-seven".