142102442324 has 6 divisors (see below), whose sum is σ = 248679274074. Its totient is φ = 71051221160.

The previous prime is 142102442303. The next prime is 142102442411. The reversal of 142102442324 is 423244201241.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 135976562500 + 6125879824 = 368750^2 + 78268^2 .

It is a super-2 number, since 2×142102442324² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17762805287 + ... + 17762805294.

It is an arithmetic number, because the mean of its divisors is an integer number (41446545679).

Almost surely, 2^142102442324 is an apocalyptic number.

It is an amenable number.

142102442324 is a deficient number, since it is larger than the sum of its proper divisors (106576831750).

142102442324 is a wasteful number, since it uses less digits than its factorization.

142102442324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35525610585 (or 35525610583 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 142102442324 its reverse (423244201241), we get a palindrome (565346643565).

The spelling of 142102442324 in words is "one hundred forty-two billion, one hundred two million, four hundred forty-two thousand, three hundred twenty-four".