10421334443431 has 8 divisors (see below), whose sum is σ = 11269127609280. Its totient is φ = 9599627221248.

The previous prime is 10421334443413. The next prime is 10421334443449. The reversal of 10421334443431 is 13434443312401.

It is an interprime number because it is at equal distance from previous prime (10421334443413) and next prime (10421334443449).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10421334443431 - 2¹⁷ = 10421334312359 is a prime.

It is a super-2 number, since 2×10421334443431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421334443411) 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 in 7 ways as a sum of consecutive naturals, for example, 6521485086 + ... + 6521486683.

It is an arithmetic number, because the mean of its divisors is an integer number (1408640951160).

Almost surely, 2^{10421334443431} is an apocalyptic number.

10421334443431 is a deficient number, since it is larger than the sum of its proper divisors (847793165849).

10421334443431 is a wasteful number, since it uses less digits than its factorization.

10421334443431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13042971833.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 10421334443431 its reverse (13434443312401), we get a palindrome (23855777755832).

The spelling of 10421334443431 in words is "ten trillion, four hundred twenty-one billion, three hundred thirty-four million, four hundred forty-three thousand, four hundred thirty-one".