42004134244022 has 4 divisors (see below), whose sum is σ = 63006201366036. Its totient is φ = 21002067122010.

The previous prime is 42004134244021. The next prime is 42004134244027. The reversal of 42004134244022 is 22044243140024.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 42004134244022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42004134244021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10501033561004 + ... + 10501033561007.

It is an arithmetic number, because the mean of its divisors is an integer number (15751550341509).

Almost surely, 2^{42004134244022} is an apocalyptic number.

42004134244022 is a deficient number, since it is larger than the sum of its proper divisors (21002067122014).

42004134244022 is a wasteful number, since it uses less digits than its factorization.

42004134244022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21002067122013.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 42004134244022 its reverse (22044243140024), we get a palindrome (64048377384046).

The spelling of 42004134244022 in words is "forty-two trillion, four billion, one hundred thirty-four million, two hundred forty-four thousand, twenty-two".