123314433143442 has 64 divisors (see below), whose sum is σ = 251088746832000. Its totient is φ = 40367784849920.

The previous prime is 123314433143417. The next prime is 123314433143477. The reversal of 123314433143442 is 244341334413321.

It is a junction number, because it is equal to n+sod(n) for n = 123314433143394 and 123314433143403.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1757657428 + ... + 1757727584.

It is an arithmetic number, because the mean of its divisors is an integer number (3923261669250).

Almost surely, 2^{123314433143442} is an apocalyptic number.

123314433143442 is an abundant number, since it is smaller than the sum of its proper divisors (127774313688558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123314433143442 is a wasteful number, since it uses less digits than its factorization.

123314433143442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92491.

The product of its digits is 995328, while the sum is 42.

Adding to 123314433143442 its reverse (244341334413321), we get a palindrome (367655767556763).

The spelling of 123314433143442 in words is "one hundred twenty-three trillion, three hundred fourteen billion, four hundred thirty-three million, one hundred forty-three thousand, four hundred forty-two".