20020003112 has 64 divisors (see below), whose sum is σ = 39079272960. Its totient is φ = 9604742400.

The previous prime is 20020003093. The next prime is 20020003121. The reversal of 20020003112 is 21130002002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20020003093 and 20020003102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29311523 + ... + 29312205.

It is an arithmetic number, because the mean of its divisors is an integer number (610613640).

Almost surely, 2^20020003112 is an apocalyptic number.

It is an amenable number.

20020003112 is a deficient number, since it is larger than the sum of its proper divisors (19059269848).

20020003112 is a wasteful number, since it uses less digits than its factorization.

20020003112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554 (or 1550 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 20020003112 its reverse (21130002002), we get a palindrome (41150005114).

The spelling of 20020003112 in words is "twenty billion, twenty million, three thousand, one hundred twelve".