201421342321259 has 2 divisors, whose sum is σ = 201421342321260. Its totient is φ = 201421342321258.

The previous prime is 201421342321231. The next prime is 201421342321351. The reversal of 201421342321259 is 952123243124102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201421342321259 - 2¹² = 201421342317163 is a prime.

It is not a weakly prime, because it can be changed into another prime (201421342321559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100710671160629 + 100710671160630.

It is an arithmetic number, because the mean of its divisors is an integer number (100710671160630).

Almost surely, 2^{201421342321259} is an apocalyptic number.

201421342321259 is a deficient number, since it is larger than the sum of its proper divisors (1).

201421342321259 is an equidigital number, since it uses as much as digits as its factorization.

201421342321259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 201421342321259 in words is "two hundred one trillion, four hundred twenty-one billion, three hundred forty-two million, three hundred twenty-one thousand, two hundred fifty-nine".