142242035312 has 120 divisors (see below), whose sum is σ = 310949383680. Its totient is φ = 62934693120.

The previous prime is 142242035297. The next prime is 142242035317. The reversal of 142242035312 is 213530242241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142242035317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8961239 + ... + 8977097.

It is an arithmetic number, because the mean of its divisors is an integer number (2591244864).

Almost surely, 2^142242035312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142242035312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155474691840).

142242035312 is an abundant number, since it is smaller than the sum of its proper divisors (168707348368).

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

142242035312 is a wasteful number, since it uses less digits than its factorization.

142242035312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16031 (or 16012 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 142242035312 its reverse (213530242241), we get a palindrome (355772277553).

The spelling of 142242035312 in words is "one hundred forty-two billion, two hundred forty-two million, thirty-five thousand, three hundred twelve".