200011222020257 has 2 divisors, whose sum is σ = 200011222020258. Its totient is φ = 200011222020256.

The previous prime is 200011222020097. The next prime is 200011222020371. The reversal of 200011222020257 is 752020222110002.

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., 192278823863296 + 7732398156961 = 13866464^2 + 2780719^2 .

It is a cyclic number.

It is not a de Polignac number, because 200011222020257 - 2³⁴ = 199994042151073 is a prime.

It is not a weakly prime, because it can be changed into another prime (200011222620257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100005611010128 + 100005611010129.

It is an arithmetic number, because the mean of its divisors is an integer number (100005611010129).

Almost surely, 2^{200011222020257} is an apocalyptic number.

It is an amenable number.

200011222020257 is a deficient number, since it is larger than the sum of its proper divisors (1).

200011222020257 is an equidigital number, since it uses as much as digits as its factorization.

200011222020257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 26.

Adding to 200011222020257 its reverse (752020222110002), we get a palindrome (952031444130259).

The spelling of 200011222020257 in words is "two hundred trillion, eleven billion, two hundred twenty-two million, twenty thousand, two hundred fifty-seven".