142442503135022 has 8 divisors (see below), whose sum is σ = 217695146300856. Its totient is φ = 69877454368072.

The previous prime is 142442503135021. The next prime is 142442503135111. The reversal of 142442503135022 is 220531305244241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142442503135021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671898599588 + ... + 671898599799.

It is an arithmetic number, because the mean of its divisors is an integer number (27211893287607).

Almost surely, 2^{142442503135022} is an apocalyptic number.

142442503135022 is a deficient number, since it is larger than the sum of its proper divisors (75252643165834).

142442503135022 is a wasteful number, since it uses less digits than its factorization.

142442503135022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1343797199442.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 142442503135022 its reverse (220531305244241), we get a palindrome (362973808379263).

The spelling of 142442503135022 in words is "one hundred forty-two trillion, four hundred forty-two billion, five hundred three million, one hundred thirty-five thousand, twenty-two".