122000200057 has 2 divisors, whose sum is σ = 122000200058. Its totient is φ = 122000200056.

The previous prime is 122000200031. The next prime is 122000200081. The reversal of 122000200057 is 750002000221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78823931536 + 43176268521 = 280756^2 + 207789^2 .

It is an emirp because it is prime and its reverse (750002000221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122000200057 - 2⁷ = 122000199929 is a prime.

It is not a weakly prime, because it can be changed into another prime (122000200457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000100028 + 61000100029.

It is an arithmetic number, because the mean of its divisors is an integer number (61000100029).

Almost surely, 2^122000200057 is an apocalyptic number.

It is an amenable number.

122000200057 is a deficient number, since it is larger than the sum of its proper divisors (1).

122000200057 is an equidigital number, since it uses as much as digits as its factorization.

122000200057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 19.

Adding to 122000200057 its reverse (750002000221), we get a palindrome (872002200278).

The spelling of 122000200057 in words is "one hundred twenty-two billion, two hundred thousand, fifty-seven".