142322024442 has 16 divisors (see below), whose sum is σ = 306539745120. Its totient is φ = 43791392112.

The previous prime is 142322024441. The next prime is 142322024459. The reversal of 142322024442 is 244420223241.

It is a happy number.

It is a super-2 number, since 2×142322024442² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142322024441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912320592 + ... + 912320747.

It is an arithmetic number, because the mean of its divisors is an integer number (19158734070).

Almost surely, 2^142322024442 is an apocalyptic number.

142322024442 is an abundant number, since it is smaller than the sum of its proper divisors (164217720678).

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

142322024442 is a wasteful number, since it uses less digits than its factorization.

142322024442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1824641357.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 142322024442 its reverse (244420223241), we get a palindrome (386742247683).

The spelling of 142322024442 in words is "one hundred forty-two billion, three hundred twenty-two million, twenty-four thousand, four hundred forty-two".