3503130864221 has 2 divisors, whose sum is σ = 3503130864222. Its totient is φ = 3503130864220.

The previous prime is 3503130864151. The next prime is 3503130864251. The reversal of 3503130864221 is 1224680313053.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2692680801721 + 810450062500 = 1640939^2 + 900250^2 .

It is an emirp because it is prime and its reverse (1224680313053) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3503130864221 - 2¹⁸ = 3503130602077 is a prime.

It is a super-3 number, since 3×3503130864221³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3503130864251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1751565432110 + 1751565432111.

It is an arithmetic number, because the mean of its divisors is an integer number (1751565432111).

Almost surely, 2^{3503130864221} is an apocalyptic number.

It is an amenable number.

3503130864221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3503130864221 is an equidigital number, since it uses as much as digits as its factorization.

3503130864221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 3503130864221 in words is "three trillion, five hundred three billion, one hundred thirty million, eight hundred sixty-four thousand, two hundred twenty-one".