20010020000012 has 24 divisors (see below), whose sum is σ = 40037019359904. Its totient is φ = 8572084422912.

The previous prime is 20010019999997. The next prime is 20010020000021. The reversal of 20010020000012 is 21000002001002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151534253 + ... + 151666244.

It is an arithmetic number, because the mean of its divisors is an integer number (1668209139996).

Almost surely, 2^{20010020000012} is an apocalyptic number.

It is an amenable number.

20010020000012 is an abundant number, since it is smaller than the sum of its proper divisors (20026999359892).

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

20010020000012 is a wasteful number, since it uses less digits than its factorization.

20010020000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303202865 (or 303202863 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 20010020000012 its reverse (21000002001002), we get a palindrome (41010022001014).

The spelling of 20010020000012 in words is "twenty trillion, ten billion, twenty million, twelve", and thus it is an aban number and an uban number.