4142102340442 has 8 divisors (see below), whose sum is σ = 6777985648032. Its totient is φ = 1882773791100.

The previous prime is 4142102340437. The next prime is 4142102340449. The reversal of 4142102340442 is 2440432012414.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (4142102340449) 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, 94138689534 + ... + 94138689577.

It is an arithmetic number, because the mean of its divisors is an integer number (847248206004).

Almost surely, 2^{4142102340442} is an apocalyptic number.

4142102340442 is a deficient number, since it is larger than the sum of its proper divisors (2635883307590).

4142102340442 is a wasteful number, since it uses less digits than its factorization.

4142102340442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188277379124.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4142102340442 its reverse (2440432012414), we get a palindrome (6582534352856).

The spelling of 4142102340442 in words is "four trillion, one hundred forty-two billion, one hundred two million, three hundred forty thousand, four hundred forty-two".