4042212240234 has 128 divisors (see below), whose sum is σ = 9821548339200. Its totient is φ = 1082687616000.

The previous prime is 4042212240133. The next prime is 4042212240259. The reversal of 4042212240234 is 4320422122404.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208577557 + ... + 208596935.

It is an arithmetic number, because the mean of its divisors is an integer number (76730846400).

Almost surely, 2^{4042212240234} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4042212240234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4910774169600).

4042212240234 is an abundant number, since it is smaller than the sum of its proper divisors (5779336098966).

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

4042212240234 is a wasteful number, since it uses less digits than its factorization.

4042212240234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20548.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 4042212240234 its reverse (4320422122404), we get a palindrome (8362634362638).

The spelling of 4042212240234 in words is "four trillion, forty-two billion, two hundred twelve million, two hundred forty thousand, two hundred thirty-four".