142226213442 has 8 divisors (see below), whose sum is σ = 284452426896. Its totient is φ = 47408737812.

The previous prime is 142226213419. The next prime is 142226213447. The reversal of 142226213442 is 244312622241.

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

142226213442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (142226213447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11852184448 + ... + 11852184459.

It is an arithmetic number, because the mean of its divisors is an integer number (35556553362).

Almost surely, 2^142226213442 is an apocalyptic number.

142226213442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

142226213442 is a wasteful number, since it uses less digits than its factorization.

142226213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23704368912.

The product of its digits is 36864, while the sum is 33.

Adding to 142226213442 its reverse (244312622241), we get a palindrome (386538835683).

The spelling of 142226213442 in words is "one hundred forty-two billion, two hundred twenty-six million, two hundred thirteen thousand, four hundred forty-two".