20200004042 has 16 divisors (see below), whose sum is σ = 30731712000. Its totient is φ = 9957031920.

The previous prime is 20200004021. The next prime is 20200004047. The reversal of 20200004042 is 24040000202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20200004047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189434 + ... + 276197.

It is an arithmetic number, because the mean of its divisors is an integer number (1920732000).

Almost surely, 2^20200004042 is an apocalyptic number.

20200004042 is a deficient number, since it is larger than the sum of its proper divisors (10531707958).

20200004042 is a wasteful number, since it uses less digits than its factorization.

20200004042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465941.

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20200004042 its reverse (24040000202), we get a palindrome (44240004244).

The spelling of 20200004042 in words is "twenty billion, two hundred million, four thousand, forty-two".