142003202122 has 8 divisors (see below), whose sum is σ = 217536820416. Its totient is φ = 69490928652.

The previous prime is 142003202111. The next prime is 142003202123. The reversal of 142003202122 is 221202300241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142003202122.

It is not an unprimeable number, because it can be changed into a prime (142003202123) 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, 755336088 + ... + 755336275.

It is an arithmetic number, because the mean of its divisors is an integer number (27192102552).

Almost surely, 2^142003202122 is an apocalyptic number.

142003202122 is a deficient number, since it is larger than the sum of its proper divisors (75533618294).

142003202122 is a wasteful number, since it uses less digits than its factorization.

142003202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510672412.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 142003202122 its reverse (221202300241), we get a palindrome (363205502363).

The spelling of 142003202122 in words is "one hundred forty-two billion, three million, two hundred two thousand, one hundred twenty-two".