142321231041400 has 96 divisors (see below), whose sum is σ = 342314690457600. Its totient is φ = 54964221939200.

The previous prime is 142321231041397. The next prime is 142321231041413. The reversal of 142321231041400 is 4140132123241.

It is a happy number.

142321231041400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 287508105 + ... + 288002695.

It is an arithmetic number, because the mean of its divisors is an integer number (3565778025600).

Almost surely, 2^{142321231041400} is an apocalyptic number.

142321231041400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142321231041400 is an abundant number, since it is smaller than the sum of its proper divisors (199993459416200).

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

142321231041400 is a wasteful number, since it uses less digits than its factorization.

142321231041400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544249 (or 544240 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 142321231041400 its reverse (4140132123241), we get a palindrome (146461363164641).

The spelling of 142321231041400 in words is "one hundred forty-two trillion, three hundred twenty-one billion, two hundred thirty-one million, forty-one thousand, four hundred".