200122309043647 has 2 divisors, whose sum is σ = 200122309043648. Its totient is φ = 200122309043646.

The previous prime is 200122309043561. The next prime is 200122309043687. The reversal of 200122309043647 is 746340903221002.

200122309043647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200122309043647 - 2²⁷ = 200122174825919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200122309043687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061154521823 + 100061154521824.

It is an arithmetic number, because the mean of its divisors is an integer number (100061154521824).

Almost surely, 2^{200122309043647} is an apocalyptic number.

200122309043647 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122309043647 is an equidigital number, since it uses as much as digits as its factorization.

200122309043647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 200122309043647 in words is "two hundred trillion, one hundred twenty-two billion, three hundred nine million, forty-three thousand, six hundred forty-seven".