200102200220137 has 2 divisors, whose sum is σ = 200102200220138. Its totient is φ = 200102200220136.

The previous prime is 200102200220099. The next prime is 200102200220173. The reversal of 200102200220137 is 731022002201002.

Together with next prime (200102200220173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198032892077056 + 2069308143081 = 14072416^2 + 1438509^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200102200220137 is a prime.

It is not a weakly prime, because it can be changed into another prime (200102200220537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100051100110068 + 100051100110069.

It is an arithmetic number, because the mean of its divisors is an integer number (100051100110069).

Almost surely, 2^{200102200220137} is an apocalyptic number.

It is an amenable number.

200102200220137 is a deficient number, since it is larger than the sum of its proper divisors (1).

200102200220137 is an equidigital number, since it uses as much as digits as its factorization.

200102200220137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 200102200220137 its reverse (731022002201002), we get a palindrome (931124202421139).

The spelling of 200102200220137 in words is "two hundred trillion, one hundred two billion, two hundred million, two hundred twenty thousand, one hundred thirty-seven".