330431212401481 has 2 divisors, whose sum is σ = 330431212401482. Its totient is φ = 330431212401480.

The previous prime is 330431212401421. The next prime is 330431212401503. The reversal of 330431212401481 is 184104212134033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264576770145856 + 65854442255625 = 16265816^2 + 8115075^2 .

It is a cyclic number.

It is not a de Polignac number, because 330431212401481 - 2¹¹ = 330431212399433 is a prime.

It is a super-2 number, since 2×330431212401481² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 330431212401481.

It is not a weakly prime, because it can be changed into another prime (330431212401421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165215606200740 + 165215606200741.

It is an arithmetic number, because the mean of its divisors is an integer number (165215606200741).

Almost surely, 2^{330431212401481} is an apocalyptic number.

It is an amenable number.

330431212401481 is a deficient number, since it is larger than the sum of its proper divisors (1).

330431212401481 is an equidigital number, since it uses as much as digits as its factorization.

330431212401481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 330431212401481 in words is "three hundred thirty trillion, four hundred thirty-one billion, two hundred twelve million, four hundred one thousand, four hundred eighty-one".