10004431442231 has 4 divisors (see below), whose sum is σ = 10439406722352. Its totient is φ = 9569456162112.

The previous prime is 10004431442107. The next prime is 10004431442249. The reversal of 10004431442231 is 13224413440001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10004431442231 - 2³⁸ = 9729553535287 is a prime.

It is a super-3 number, since 3×10004431442231³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10004431442194 and 10004431442203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10004431442251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217487640026 + ... + 217487640071.

It is an arithmetic number, because the mean of its divisors is an integer number (2609851680588).

Almost surely, 2^{10004431442231} is an apocalyptic number.

10004431442231 is a deficient number, since it is larger than the sum of its proper divisors (434975280121).

10004431442231 is an equidigital number, since it uses as much as digits as its factorization.

10004431442231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434975280120.

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

Adding to 10004431442231 its reverse (13224413440001), we get a palindrome (23228844882232).

The spelling of 10004431442231 in words is "ten trillion, four billion, four hundred thirty-one million, four hundred forty-two thousand, two hundred thirty-one".