1002218949073 has 2 divisors, whose sum is σ = 1002218949074. Its totient is φ = 1002218949072.

The previous prime is 1002218949047. The next prime is 1002218949107. The reversal of 1002218949073 is 3709498122001.

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., 545157769104 + 457061179969 = 738348^2 + 676063^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002218949073 - 2³³ = 993629014481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002218349073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501109474536 + 501109474537.

It is an arithmetic number, because the mean of its divisors is an integer number (501109474537).

Almost surely, 2^{1002218949073} is an apocalyptic number.

It is an amenable number.

1002218949073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002218949073 is an equidigital number, since it uses as much as digits as its factorization.

1002218949073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 1002218949073 in words is "one trillion, two billion, two hundred eighteen million, nine hundred forty-nine thousand, seventy-three".