10431442123 has 4 divisors (see below), whose sum is σ = 10767940288. Its totient is φ = 10094943960.

The previous prime is 10431442037. The next prime is 10431442159. The reversal of 10431442123 is 32124413401.

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 10431442123 - 2⁹ = 10431441611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10431442163) 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, 168249036 + ... + 168249097.

It is an arithmetic number, because the mean of its divisors is an integer number (2691985072).

Almost surely, 2^10431442123 is an apocalyptic number.

10431442123 is a deficient number, since it is larger than the sum of its proper divisors (336498165).

10431442123 is an equidigital number, since it uses as much as digits as its factorization.

10431442123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336498164.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10431442123 its reverse (32124413401), we get a palindrome (42555855524).

The spelling of 10431442123 in words is "ten billion, four hundred thirty-one million, four hundred forty-two thousand, one hundred twenty-three".