20113020100012 has 12 divisors (see below), whose sum is σ = 40226040200080. Its totient is φ = 8619865757136.

The previous prime is 20113020099983. The next prime is 20113020100141. The reversal of 20113020100012 is 21000102031102.

20113020100012 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20113020099965 and 20113020100001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359161073187 + ... + 359161073242.

Almost surely, 2^{20113020100012} is an apocalyptic number.

It is an amenable number.

20113020100012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20113020100012 is a wasteful number, since it uses less digits than its factorization.

20113020100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718322146440 (or 718322146438 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20113020100012 its reverse (21000102031102), we get a palindrome (41113122131114).

The spelling of 20113020100012 in words is "twenty trillion, one hundred thirteen billion, twenty million, one hundred thousand, twelve".