1002223155113 has 2 divisors, whose sum is σ = 1002223155114. Its totient is φ = 1002223155112.

The previous prime is 1002223155067. The next prime is 1002223155121. The reversal of 1002223155113 is 3115513222001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 827057468329 + 175165686784 = 909427^2 + 418528^2 .

It is an emirp because it is prime and its reverse (3115513222001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1002223155113 - 2³⁰ = 1001149413289 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1002223155133) 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, 501111577556 + 501111577557.

It is an arithmetic number, because the mean of its divisors is an integer number (501111577557).

Almost surely, 2^{1002223155113} is an apocalyptic number.

It is an amenable number.

1002223155113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002223155113 is an equidigital number, since it uses as much as digits as its factorization.

1002223155113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 1002223155113 its reverse (3115513222001), we get a palindrome (4117736377114).

The spelling of 1002223155113 in words is "one trillion, two billion, two hundred twenty-three million, one hundred fifty-five thousand, one hundred thirteen".