10430042123 has 4 divisors (see below), whose sum is σ = 10430304888. Its totient is φ = 10429779360.

The previous prime is 10430042089. The next prime is 10430042131. The reversal of 10430042123 is 32124003401.

10430042123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32124003401 = 7 ⋅4589143343.

It is a cyclic number.

It is not a de Polignac number, because 10430042123 - 2¹² = 10430038027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10430042095 and 10430042104.

It is not an unprimeable number, because it can be changed into a prime (10430042173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58286 + ... + 155747.

It is an arithmetic number, because the mean of its divisors is an integer number (2607576222).

Almost surely, 2^10430042123 is an apocalyptic number.

10430042123 is a deficient number, since it is larger than the sum of its proper divisors (262765).

10430042123 is an equidigital number, since it uses as much as digits as its factorization.

10430042123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262764.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 10430042123 its reverse (32124003401), we get a palindrome (42554045524).

The spelling of 10430042123 in words is "ten billion, four hundred thirty million, forty-two thousand, one hundred twenty-three".