20011042420204 has 12 divisors (see below), whose sum is σ = 38202899165928. Its totient is φ = 9095928372800.

The previous prime is 20011042420199. The next prime is 20011042420217. The reversal of 20011042420204 is 40202424011002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227398209277 + ... + 227398209364.

It is an arithmetic number, because the mean of its divisors is an integer number (3183574930494).

Almost surely, 2^{20011042420204} is an apocalyptic number.

It is an amenable number.

20011042420204 is a deficient number, since it is larger than the sum of its proper divisors (18191856745724).

20011042420204 is a wasteful number, since it uses less digits than its factorization.

20011042420204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454796418656 (or 454796418654 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 20011042420204 its reverse (40202424011002), we get a palindrome (60213466431206).

The spelling of 20011042420204 in words is "twenty trillion, eleven billion, forty-two million, four hundred twenty thousand, two hundred four".