200331221131087 has 2 divisors, whose sum is σ = 200331221131088. Its totient is φ = 200331221131086.

The previous prime is 200331221131061. The next prime is 200331221131121. The reversal of 200331221131087 is 780131122133002.

It is an a-pointer prime, because the next prime (200331221131121) can be obtained adding 200331221131087 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200331221131087 - 2⁷ = 200331221130959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200331221131037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100165610565543 + 100165610565544.

It is an arithmetic number, because the mean of its divisors is an integer number (100165610565544).

Almost surely, 2^{200331221131087} is an apocalyptic number.

200331221131087 is a deficient number, since it is larger than the sum of its proper divisors (1).

200331221131087 is an equidigital number, since it uses as much as digits as its factorization.

200331221131087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 200331221131087 its reverse (780131122133002), we get a palindrome (980462343264089).

The spelling of 200331221131087 in words is "two hundred trillion, three hundred thirty-one billion, two hundred twenty-one million, one hundred thirty-one thousand, eighty-seven".