123142043335 has 8 divisors (see below), whose sum is σ = 148655306016. Its totient is φ = 97923732000.

The previous prime is 123142043333. The next prime is 123142043341. The reversal of 123142043335 is 533340241321.

It is a happy number.

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

It is not a de Polignac number, because 123142043335 - 2¹ = 123142043333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123142043297 and 123142043306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123142043333) 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, 73736916 + ... + 73738585.

It is an arithmetic number, because the mean of its divisors is an integer number (18581913252).

Almost surely, 2^123142043335 is an apocalyptic number.

123142043335 is a deficient number, since it is larger than the sum of its proper divisors (25513262681).

123142043335 is a wasteful number, since it uses less digits than its factorization.

123142043335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147475673.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 123142043335 its reverse (533340241321), we get a palindrome (656482284656).

The spelling of 123142043335 in words is "one hundred twenty-three billion, one hundred forty-two million, forty-three thousand, three hundred thirty-five".