200220223023257 has 2 divisors, whose sum is σ = 200220223023258. Its totient is φ = 200220223023256.

The previous prime is 200220223023209. The next prime is 200220223023313. The reversal of 200220223023257 is 752320322022002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111762511224841 + 88457711798416 = 10571779^2 + 9405196^2 .

It is a cyclic number.

It is not a de Polignac number, because 200220223023257 - 2¹⁴ = 200220223006873 is a prime.

It is not a weakly prime, because it can be changed into another prime (200220253023257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110111511628 + 100110111511629.

It is an arithmetic number, because the mean of its divisors is an integer number (100110111511629).

Almost surely, 2^{200220223023257} is an apocalyptic number.

It is an amenable number.

200220223023257 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220223023257 is an equidigital number, since it uses as much as digits as its factorization.

200220223023257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 32.

Adding to 200220223023257 its reverse (752320322022002), we get a palindrome (952540545045259).

The spelling of 200220223023257 in words is "two hundred trillion, two hundred twenty billion, two hundred twenty-three million, twenty-three thousand, two hundred fifty-seven".