4102432333421 has 2 divisors, whose sum is σ = 4102432333422. Its totient is φ = 4102432333420.

The previous prime is 4102432333409. The next prime is 4102432333423. The reversal of 4102432333421 is 1243332342014.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4074184808521 + 28247524900 = 2018461^2 + 168070^2 .

It is a cyclic number.

It is not a de Polignac number, because 4102432333421 - 2²⁶ = 4102365224557 is a prime.

Together with 4102432333423, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4102432333423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2051216166710 + 2051216166711.

It is an arithmetic number, because the mean of its divisors is an integer number (2051216166711).

Almost surely, 2^{4102432333421} is an apocalyptic number.

It is an amenable number.

4102432333421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4102432333421 is an equidigital number, since it uses as much as digits as its factorization.

4102432333421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 4102432333421 its reverse (1243332342014), we get a palindrome (5345764675435).

The spelling of 4102432333421 in words is "four trillion, one hundred two billion, four hundred thirty-two million, three hundred thirty-three thousand, four hundred twenty-one".