142142133422 has 16 divisors (see below), whose sum is σ = 225770051952. Its totient is φ = 66886001280.

The previous prime is 142142133403. The next prime is 142142133437. The reversal of 142142133422 is 224331241241.

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, 417188 + ... + 677000.

It is an arithmetic number, because the mean of its divisors is an integer number (14110628247).

Almost surely, 2^142142133422 is an apocalyptic number.

142142133422 is a deficient number, since it is larger than the sum of its proper divisors (83627918530).

142142133422 is a wasteful number, since it uses less digits than its factorization.

142142133422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275923.

The product of its digits is 9216, while the sum is 29.

Adding to 142142133422 its reverse (224331241241), we get a palindrome (366473374663).

The spelling of 142142133422 in words is "one hundred forty-two billion, one hundred forty-two million, one hundred thirty-three thousand, four hundred twenty-two".