20003112404 has 24 divisors (see below), whose sum is σ = 38215933056. Its totient is φ = 9085616000.

The previous prime is 20003112361. The next prime is 20003112461. The reversal of 20003112404 is 40421130002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107132 + ... + 226899.

It is an arithmetic number, because the mean of its divisors is an integer number (1592330544).

Almost surely, 2^20003112404 is an apocalyptic number.

It is an amenable number.

20003112404 is a deficient number, since it is larger than the sum of its proper divisors (18212820652).

20003112404 is a wasteful number, since it uses less digits than its factorization.

20003112404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335407 (or 335405 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20003112404 its reverse (40421130002), we get a palindrome (60424242406).

The spelling of 20003112404 in words is "twenty billion, three million, one hundred twelve thousand, four hundred four".