123104142232142 has 32 divisors (see below), whose sum is σ = 193611647623680. Its totient is φ = 58628824742880.

The previous prime is 123104142232031. The next prime is 123104142232223. The reversal of 123104142232142 is 241232241401321.

It is a super-2 number, since 2×123104142232142² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123104142232099 and 123104142232108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37604984 + ... + 40747307.

It is an arithmetic number, because the mean of its divisors is an integer number (6050363988240).

Almost surely, 2^{123104142232142} is an apocalyptic number.

123104142232142 is a deficient number, since it is larger than the sum of its proper divisors (70507505391538).

123104142232142 is a wasteful number, since it uses less digits than its factorization.

123104142232142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78352688.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 123104142232142 its reverse (241232241401321), we get a palindrome (364336383633463).

The spelling of 123104142232142 in words is "one hundred twenty-three trillion, one hundred four billion, one hundred forty-two million, two hundred thirty-two thousand, one hundred forty-two".