10142432122 has 8 divisors (see below), whose sum is σ = 15217451316. Its totient is φ = 5069948352.

The previous prime is 10142432081. The next prime is 10142432129. The reversal of 10142432122 is 22123424101.

It can be written as a sum of positive squares in 2 ways, for example, as 7777652481 + 2364779641 = 88191^2 + 48629^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 10142432093 and 10142432102.

It is not an unprimeable number, because it can be changed into a prime (10142432129) 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, 623823 + ... + 639874.

Almost surely, 2^10142432122 is an apocalyptic number.

10142432122 is a deficient number, since it is larger than the sum of its proper divisors (5075019194).

10142432122 is a wasteful number, since it uses less digits than its factorization.

10142432122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267712.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 10142432122 its reverse (22123424101), we get a palindrome (32265856223).

The spelling of 10142432122 in words is "ten billion, one hundred forty-two million, four hundred thirty-two thousand, one hundred twenty-two".