20000011122012 has 24 divisors (see below), whose sum is σ = 46685810544912. Its totient is φ = 6663939241600.

The previous prime is 20000011122001. The next prime is 20000011122017. The reversal of 20000011122012 is 21022111000002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000011122017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 341361039 + ... + 341419622.

It is an arithmetic number, because the mean of its divisors is an integer number (1945242106038).

Almost surely, 2^{20000011122012} is an apocalyptic number.

It is an amenable number.

20000011122012 is an abundant number, since it is smaller than the sum of its proper divisors (26685799422900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20000011122012 is a wasteful number, since it uses less digits than its factorization.

20000011122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682783109 (or 682783107 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20000011122012 its reverse (21022111000002), we get a palindrome (41022122122014).

The spelling of 20000011122012 in words is "twenty trillion, eleven million, one hundred twenty-two thousand, twelve".