430131422313421 has 2 divisors, whose sum is σ = 430131422313422. Its totient is φ = 430131422313420.

The previous prime is 430131422313283. The next prime is 430131422313449. The reversal of 430131422313421 is 124313224131034.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317996665316521 + 112134756996900 = 17832461^2 + 10589370^2 .

It is a cyclic number.

It is not a de Polignac number, because 430131422313421 - 2²⁵ = 430131388758989 is a prime.

It is a super-2 number, since 2×430131422313421² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430131422313451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215065711156710 + 215065711156711.

It is an arithmetic number, because the mean of its divisors is an integer number (215065711156711).

Almost surely, 2^{430131422313421} is an apocalyptic number.

It is an amenable number.

430131422313421 is a deficient number, since it is larger than the sum of its proper divisors (1).

430131422313421 is an equidigital number, since it uses as much as digits as its factorization.

430131422313421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 430131422313421 its reverse (124313224131034), we get a palindrome (554444646444455).

The spelling of 430131422313421 in words is "four hundred thirty trillion, one hundred thirty-one billion, four hundred twenty-two million, three hundred thirteen thousand, four hundred twenty-one".