142234412313228 has 48 divisors (see below), whose sum is σ = 333353143783296. Its totient is φ = 47201123041920.

The previous prime is 142234412313193. The next prime is 142234412313229. The reversal of 142234412313228 is 822313214432241.

It is a self number, because there is not a number n which added to its sum of digits gives 142234412313228.

It is not an unprimeable number, because it can be changed into a prime (142234412313229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15549483 + ... + 22940253.

It is an arithmetic number, because the mean of its divisors is an integer number (6944857162152).

Almost surely, 2^{142234412313228} is an apocalyptic number.

It is an amenable number.

142234412313228 is an abundant number, since it is smaller than the sum of its proper divisors (191118731470068).

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

142234412313228 is a wasteful number, since it uses less digits than its factorization.

142234412313228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7397894 (or 7397892 counting only the distinct ones).

The product of its digits is 442368, while the sum is 42.

Adding to 142234412313228 its reverse (822313214432241), we get a palindrome (964547626745469).

The spelling of 142234412313228 in words is "one hundred forty-two trillion, two hundred thirty-four billion, four hundred twelve million, three hundred thirteen thousand, two hundred twenty-eight".