200202221997853 has 2 divisors, whose sum is σ = 200202221997854. Its totient is φ = 200202221997852.

The previous prime is 200202221997829. The next prime is 200202221997863. The reversal of 200202221997853 is 358799122202002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200022129554724 + 180092443129 = 14142918^2 + 424373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200202221997853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200202221997853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200202221997863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101110998926 + 100101110998927.

It is an arithmetic number, because the mean of its divisors is an integer number (100101110998927).

Almost surely, 2^{200202221997853} is an apocalyptic number.

It is an amenable number.

200202221997853 is a deficient number, since it is larger than the sum of its proper divisors (1).

200202221997853 is an equidigital number, since it uses as much as digits as its factorization.

200202221997853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 200202221997853 in words is "two hundred trillion, two hundred two billion, two hundred twenty-one million, nine hundred ninety-seven thousand, eight hundred fifty-three".