142241043442 has 8 divisors (see below), whose sum is σ = 213494340096. Its totient is φ = 71076263412.

The previous prime is 142241043431. The next prime is 142241043457. The reversal of 142241043442 is 244340142241.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22125138 + ... + 22131565.

It is an arithmetic number, because the mean of its divisors is an integer number (26686792512).

Almost surely, 2^142241043442 is an apocalyptic number.

142241043442 is a deficient number, since it is larger than the sum of its proper divisors (71253296654).

142241043442 is a wasteful number, since it uses less digits than its factorization.

142241043442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44258312.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 142241043442 its reverse (244340142241), we get a palindrome (386581185683).

The spelling of 142241043442 in words is "one hundred forty-two billion, two hundred forty-one million, forty-three thousand, four hundred forty-two".