434212221013 has 2 divisors, whose sum is σ = 434212221014. Its totient is φ = 434212221012.

The previous prime is 434212220999. The next prime is 434212221043. The reversal of 434212221013 is 310122212434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381204986724 + 53007234289 = 617418^2 + 230233^2 .

It is a cyclic number.

It is not a de Polignac number, because 434212221013 - 2³³ = 425622286421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434212221043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217106110506 + 217106110507.

It is an arithmetic number, because the mean of its divisors is an integer number (217106110507).

Almost surely, 2^434212221013 is an apocalyptic number.

It is an amenable number.

434212221013 is a deficient number, since it is larger than the sum of its proper divisors (1).

434212221013 is an equidigital number, since it uses as much as digits as its factorization.

434212221013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 434212221013 its reverse (310122212434), we get a palindrome (744334433447).

The spelling of 434212221013 in words is "four hundred thirty-four billion, two hundred twelve million, two hundred twenty-one thousand, thirteen".