142123104204340 has 48 divisors (see below), whose sum is σ = 341657386785792. Its totient is φ = 48647644770816.

The previous prime is 142123104204337. The next prime is 142123104204373. The reversal of 142123104204340 is 43402401321241.

It is a happy number.

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, 836130037 + ... + 836299996.

It is an arithmetic number, because the mean of its divisors is an integer number (7117862224704).

Almost surely, 2^{142123104204340} is an apocalyptic number.

142123104204340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142123104204340 is an abundant number, since it is smaller than the sum of its proper divisors (199534282581452).

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

142123104204340 is a wasteful number, since it uses less digits than its factorization.

142123104204340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672430656 (or 1672430654 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 142123104204340 its reverse (43402401321241), we get a palindrome (185525505525581).

The spelling of 142123104204340 in words is "one hundred forty-two trillion, one hundred twenty-three billion, one hundred four million, two hundred four thousand, three hundred forty".