20202004204042 has 8 divisors (see below), whose sum is σ = 30310576392096. Its totient is φ = 10098478740012.

The previous prime is 20202004204001. The next prime is 20202004204049. The reversal of 20202004204042 is 24040240020202.

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 (20202004204049) 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, 1261670998 + ... + 1261687009.

It is an arithmetic number, because the mean of its divisors is an integer number (3788822049012).

Almost surely, 2^{20202004204042} is an apocalyptic number.

20202004204042 is a deficient number, since it is larger than the sum of its proper divisors (10108572188054).

20202004204042 is a wasteful number, since it uses less digits than its factorization.

20202004204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2523362012.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20202004204042 its reverse (24040240020202), we get a palindrome (44242244224244).

The spelling of 20202004204042 in words is "twenty trillion, two hundred two billion, four million, two hundred four thousand, forty-two".