142442202124 has 6 divisors (see below), whose sum is σ = 249273853724. Its totient is φ = 71221101060.

The previous prime is 142442202101. The next prime is 142442202131. The reversal of 142442202124 is 421202244241.

It is a happy number.

It is a super-2 number, since 2×142442202124² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142442202092 and 142442202101.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17805275262 + ... + 17805275269.

Almost surely, 2^142442202124 is an apocalyptic number.

It is an amenable number.

142442202124 is a deficient number, since it is larger than the sum of its proper divisors (106831651600).

142442202124 is a wasteful number, since it uses less digits than its factorization.

142442202124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35610550535 (or 35610550533 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 142442202124 its reverse (421202244241), we get a palindrome (563644446365).

The spelling of 142442202124 in words is "one hundred forty-two billion, four hundred forty-two million, two hundred two thousand, one hundred twenty-four".