431232330224441 has 2 divisors, whose sum is σ = 431232330224442. Its totient is φ = 431232330224440.

The previous prime is 431232330224363. The next prime is 431232330224477. The reversal of 431232330224441 is 144422033232134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283879534125625 + 147352796098816 = 16848725^2 + 12138896^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-431232330224441 is a prime.

It is a super-2 number, since 2×431232330224441² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 431232330224395 and 431232330224404.

It is not a weakly prime, because it can be changed into another prime (431232330824441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215616165112220 + 215616165112221.

It is an arithmetic number, because the mean of its divisors is an integer number (215616165112221).

Almost surely, 2^{431232330224441} is an apocalyptic number.

It is an amenable number.

431232330224441 is a deficient number, since it is larger than the sum of its proper divisors (1).

431232330224441 is an equidigital number, since it uses as much as digits as its factorization.

431232330224441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 431232330224441 its reverse (144422033232134), we get a palindrome (575654363456575).

The spelling of 431232330224441 in words is "four hundred thirty-one trillion, two hundred thirty-two billion, three hundred thirty million, two hundred twenty-four thousand, four hundred forty-one".