4102443102431 has 2 divisors, whose sum is σ = 4102443102432. Its totient is φ = 4102443102430.

The previous prime is 4102443102409. The next prime is 4102443102497. The reversal of 4102443102431 is 1342013442014.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4102443102431 is a prime.

It is a super-2 number, since 2×4102443102431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4102443102394 and 4102443102403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4102443107431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051221551215 + 2051221551216.

It is an arithmetic number, because the mean of its divisors is an integer number (2051221551216).

Almost surely, 2^{4102443102431} is an apocalyptic number.

4102443102431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102443102431 is an equidigital number, since it uses as much as digits as its factorization.

4102443102431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4102443102431 its reverse (1342013442014), we get a palindrome (5444456544445).

The spelling of 4102443102431 in words is "four trillion, one hundred two billion, four hundred forty-three million, one hundred two thousand, four hundred thirty-one".