1001202001117 has 2 divisors, whose sum is σ = 1001202001118. Its totient is φ = 1001202001116.

The previous prime is 1001202001061. The next prime is 1001202001133. The reversal of 1001202001117 is 7111002021001.

It is an a-pointer prime, because the next prime (1001202001133) can be obtained adding 1001202001117 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 994020964036 + 7181037081 = 997006^2 + 84741^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001202001117 - 2²³ = 1001193612509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1001202001117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001202041117) 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, 500601000558 + 500601000559.

It is an arithmetic number, because the mean of its divisors is an integer number (500601000559).

Almost surely, 2^{1001202001117} is an apocalyptic number.

It is an amenable number.

1001202001117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001202001117 is an equidigital number, since it uses as much as digits as its factorization.

1001202001117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 1001202001117 its reverse (7111002021001), we get a palindrome (8112204022118).

The spelling of 1001202001117 in words is "one trillion, one billion, two hundred two million, one thousand, one hundred seventeen".