214424430431 has 2 divisors, whose sum is σ = 214424430432. Its totient is φ = 214424430430.

The previous prime is 214424430419. The next prime is 214424430469. The reversal of 214424430431 is 134034424412.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214424430431 is a prime.

It is a super-2 number, since 2×214424430431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214424430931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107212215215 + 107212215216.

It is an arithmetic number, because the mean of its divisors is an integer number (107212215216).

Almost surely, 2^214424430431 is an apocalyptic number.

214424430431 is a deficient number, since it is larger than the sum of its proper divisors (1).

214424430431 is an equidigital number, since it uses as much as digits as its factorization.

214424430431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 214424430431 its reverse (134034424412), we get a palindrome (348458854843).

The spelling of 214424430431 in words is "two hundred fourteen billion, four hundred twenty-four million, four hundred thirty thousand, four hundred thirty-one".