20020011112012 has 6 divisors (see below), whose sum is σ = 35035019446028. Its totient is φ = 10010005556004.

The previous prime is 20020011111941. The next prime is 20020011112033. The reversal of 20020011112012 is 21021111002002.

It is a junction number, because it is equal to n+sod(n) for n = 20020011111983 and 20020011112001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502501388998 + ... + 2502501389005.

Almost surely, 2^{20020011112012} is an apocalyptic number.

It is an amenable number.

20020011112012 is a deficient number, since it is larger than the sum of its proper divisors (15015008334016).

20020011112012 is a wasteful number, since it uses less digits than its factorization.

20020011112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5005002778007 (or 5005002778005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20020011112012 its reverse (21021111002002), we get a palindrome (41041122114014).

The spelling of 20020011112012 in words is "twenty trillion, twenty billion, eleven million, one hundred twelve thousand, twelve".