142042142000 has 120 divisors (see below), whose sum is σ = 377520482976. Its totient is φ = 51651600000.

The previous prime is 142042141999. The next prime is 142042142003. The reversal of 142042142000 is 241240241.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (142042142003) 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, 51476 + ... + 535475.

Almost surely, 2^142042142000 is an apocalyptic number.

142042142000 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 142042142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188760241488).

142042142000 is an abundant number, since it is smaller than the sum of its proper divisors (235478340976).

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

142042142000 is a wasteful number, since it uses less digits than its factorization.

142042142000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586996 (or 586969 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 142042142000 its reverse (241240241), we get a palindrome (142283382241).

The spelling of 142042142000 in words is "one hundred forty-two billion, forty-two million, one hundred forty-two thousand".