20342421112301 has 2 divisors, whose sum is σ = 20342421112302. Its totient is φ = 20342421112300.

The previous prime is 20342421112271. The next prime is 20342421112303. The reversal of 20342421112301 is 10321112424302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16704631636900 + 3637789475401 = 4087130^2 + 1907299^2 .

It is a cyclic number.

It is not a de Polignac number, because 20342421112301 - 2¹⁰ = 20342421111277 is a prime.

Together with 20342421112303, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20342421112303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10171210556150 + 10171210556151.

It is an arithmetic number, because the mean of its divisors is an integer number (10171210556151).

Almost surely, 2^{20342421112301} is an apocalyptic number.

It is an amenable number.

20342421112301 is a deficient number, since it is larger than the sum of its proper divisors (1).

20342421112301 is an equidigital number, since it uses as much as digits as its factorization.

20342421112301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 20342421112301 its reverse (10321112424302), we get a palindrome (30663533536603).

The spelling of 20342421112301 in words is "twenty trillion, three hundred forty-two billion, four hundred twenty-one million, one hundred twelve thousand, three hundred one".