142102540431224 has 32 divisors (see below), whose sum is σ = 270429783310800. Its totient is φ = 69988016017920.

The previous prime is 142102540431217. The next prime is 142102540431263. The reversal of 142102540431224 is 422134045201241.

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, 8223854 + ... + 18757314.

Almost surely, 2^{142102540431224} is an apocalyptic number.

It is an amenable number.

142102540431224 is a deficient number, since it is larger than the sum of its proper divisors (128327242879576).

142102540431224 is a wasteful number, since it uses less digits than its factorization.

142102540431224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10558703 (or 10558699 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 142102540431224 its reverse (422134045201241), we get a palindrome (564236585632465).

The spelling of 142102540431224 in words is "one hundred forty-two trillion, one hundred two billion, five hundred forty million, four hundred thirty-one thousand, two hundred twenty-four".