1002201111313 has 2 divisors, whose sum is σ = 1002201111314. Its totient is φ = 1002201111312.

The previous prime is 1002201111281. The next prime is 1002201111383. The reversal of 1002201111313 is 3131111022001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 518770146049 + 483430965264 = 720257^2 + 695292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002201111313 - 2⁵ = 1002201111281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002201111383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501100555656 + 501100555657.

It is an arithmetic number, because the mean of its divisors is an integer number (501100555657).

Almost surely, 2^{1002201111313} is an apocalyptic number.

It is an amenable number.

1002201111313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002201111313 is an equidigital number, since it uses as much as digits as its factorization.

1002201111313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1002201111313 its reverse (3131111022001), we get a palindrome (4133312133314).

The spelling of 1002201111313 in words is "one trillion, two billion, two hundred one million, one hundred eleven thousand, three hundred thirteen".