4042122401442 has 16 divisors (see below), whose sum is σ = 8256250012032. Its totient is φ = 1318706598960.

The previous prime is 4042122401309. The next prime is 4042122401509. The reversal of 4042122401442 is 2441042212404.

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, 7166883409 + ... + 7166883972.

It is an arithmetic number, because the mean of its divisors is an integer number (516015625752).

Almost surely, 2^{4042122401442} is an apocalyptic number.

4042122401442 is an abundant number, since it is smaller than the sum of its proper divisors (4214127610590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042122401442 is a wasteful number, since it uses less digits than its factorization.

4042122401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14333767433.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 4042122401442 its reverse (2441042212404), we get a palindrome (6483164613846).

The spelling of 4042122401442 in words is "four trillion, forty-two billion, one hundred twenty-two million, four hundred one thousand, four hundred forty-two".