30502420304231 has 2 divisors, whose sum is σ = 30502420304232. Its totient is φ = 30502420304230.

The previous prime is 30502420304207. The next prime is 30502420304273. The reversal of 30502420304231 is 13240302420503.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30502420304231 is a prime.

It is a super-2 number, since 2×30502420304231² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30502420304194 and 30502420304203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30502420304281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15251210152115 + 15251210152116.

It is an arithmetic number, because the mean of its divisors is an integer number (15251210152116).

Almost surely, 2^{30502420304231} is an apocalyptic number.

30502420304231 is a deficient number, since it is larger than the sum of its proper divisors (1).

30502420304231 is an equidigital number, since it uses as much as digits as its factorization.

30502420304231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 30502420304231 its reverse (13240302420503), we get a palindrome (43742722724734).

The spelling of 30502420304231 in words is "thirty trillion, five hundred two billion, four hundred twenty million, three hundred four thousand, two hundred thirty-one".