200421300014449 has 2 divisors, whose sum is σ = 200421300014450. Its totient is φ = 200421300014448.

The previous prime is 200421300014423. The next prime is 200421300014459. The reversal of 200421300014449 is 944410003124002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191659658574400 + 8761641440049 = 13844120^2 + 2960007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200421300014449 is a prime.

It is not a weakly prime, because it can be changed into another prime (200421300014459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100210650007224 + 100210650007225.

It is an arithmetic number, because the mean of its divisors is an integer number (100210650007225).

Almost surely, 2^{200421300014449} is an apocalyptic number.

It is an amenable number.

200421300014449 is a deficient number, since it is larger than the sum of its proper divisors (1).

200421300014449 is an equidigital number, since it uses as much as digits as its factorization.

200421300014449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 200421300014449 in words is "two hundred trillion, four hundred twenty-one billion, three hundred million, fourteen thousand, four hundred forty-nine".