1001022200987 has 2 divisors, whose sum is σ = 1001022200988. Its totient is φ = 1001022200986.

The previous prime is 1001022200933. The next prime is 1001022201013. The reversal of 1001022200987 is 7890022201001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001022200987 - 2¹⁰ = 1001022199963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001028200987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500511100493 + 500511100494.

It is an arithmetic number, because the mean of its divisors is an integer number (500511100494).

Almost surely, 2^{1001022200987} is an apocalyptic number.

1001022200987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001022200987 is an equidigital number, since it uses as much as digits as its factorization.

1001022200987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 32.

Adding to 1001022200987 its reverse (7890022201001), we get a palindrome (8891044401988).

The spelling of 1001022200987 in words is "one trillion, one billion, twenty-two million, two hundred thousand, nine hundred eighty-seven".