142323044422 has 16 divisors (see below), whose sum is σ = 231061773600. Its totient is φ = 65357468352.

The previous prime is 142323044401. The next prime is 142323044441. The reversal of 142323044422 is 224440323241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13748503 + ... + 13758850.

It is an arithmetic number, because the mean of its divisors is an integer number (14441360850).

Almost surely, 2^142323044422 is an apocalyptic number.

142323044422 is a deficient number, since it is larger than the sum of its proper divisors (88738729178).

142323044422 is a wasteful number, since it uses less digits than its factorization.

142323044422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27507567.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 142323044422 its reverse (224440323241), we get a palindrome (366763367663).

The spelling of 142323044422 in words is "one hundred forty-two billion, three hundred twenty-three million, forty-four thousand, four hundred twenty-two".