142113311340 has 288 divisors, whose sum is σ = 543808629504. Its totient is φ = 27258416640.

The previous prime is 142113311317. The next prime is 142113311341. The reversal of 142113311340 is 43113311241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 142113311340.

It is not an unprimeable number, because it can be changed into a prime (142113311341) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 251407 + ... + 589433.

It is an arithmetic number, because the mean of its divisors is an integer number (1888224408).

Almost surely, 2^142113311340 is an apocalyptic number.

142113311340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142113311340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271904314752).

142113311340 is an abundant number, since it is smaller than the sum of its proper divisors (401695318164).

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

142113311340 is a wasteful number, since it uses less digits than its factorization.

142113311340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338077 (or 338068 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 142113311340 its reverse (43113311241), we get a palindrome (185226622581).

Subtracting from 142113311340 its reverse (43113311241), we obtain a palindrome (99000000099).

The spelling of 142113311340 in words is "one hundred forty-two billion, one hundred thirteen million, three hundred eleven thousand, three hundred forty".