3214520520403 has 2 divisors, whose sum is σ = 3214520520404. Its totient is φ = 3214520520402.

The previous prime is 3214520520359. The next prime is 3214520520427. The reversal of 3214520520403 is 3040250254123.

It is a strong prime.

It is an emirp because it is prime and its reverse (3040250254123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3214520520403 - 2²¹ = 3214518423251 is a prime.

It is not a weakly prime, because it can be changed into another prime (3214520520703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1607260260201 + 1607260260202.

It is an arithmetic number, because the mean of its divisors is an integer number (1607260260202).

Almost surely, 2^{3214520520403} is an apocalyptic number.

3214520520403 is a deficient number, since it is larger than the sum of its proper divisors (1).

3214520520403 is an equidigital number, since it uses as much as digits as its factorization.

3214520520403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 3214520520403 its reverse (3040250254123), we get a palindrome (6254770774526).

The spelling of 3214520520403 in words is "three trillion, two hundred fourteen billion, five hundred twenty million, five hundred twenty thousand, four hundred three".