1003213303201 has 2 divisors, whose sum is σ = 1003213303202. Its totient is φ = 1003213303200.

The previous prime is 1003213303193. The next prime is 1003213303237. The reversal of 1003213303201 is 1023033123001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 702554094225 + 300659208976 = 838185^2 + 548324^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003213303201 - 2³ = 1003213303193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003213301201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501606651600 + 501606651601.

It is an arithmetic number, because the mean of its divisors is an integer number (501606651601).

Almost surely, 2^{1003213303201} is an apocalyptic number.

It is an amenable number.

1003213303201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003213303201 is an equidigital number, since it uses as much as digits as its factorization.

1003213303201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1003213303201 its reverse (1023033123001), we get a palindrome (2026246426202).

The spelling of 1003213303201 in words is "one trillion, three billion, two hundred thirteen million, three hundred three thousand, two hundred one".