200142142 has 8 divisors (see below), whose sum is σ = 300325536. Its totient is φ = 100033632.

The previous prime is 200142119. The next prime is 200142149. The reversal of 200142142 is 241241002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200142149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11478 + ... + 23065.

It is an arithmetic number, because the mean of its divisors is an integer number (37540692).

Almost surely, 2^200142142 is an apocalyptic number.

200142142 is a deficient number, since it is larger than the sum of its proper divisors (100183394).

200142142 is a wasteful number, since it uses less digits than its factorization.

200142142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37442.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 200142142 is about 14147.1602097382. The cubic root of 200142142 is about 584.9420567443.

Adding to 200142142 its reverse (241241002), we get a palindrome (441383144).

The spelling of 200142142 in words is "two hundred million, one hundred forty-two thousand, one hundred forty-two".