20002111001112 has 16 divisors (see below), whose sum is σ = 50005277502840. Its totient is φ = 6667370333696.

The previous prime is 20002111001071. The next prime is 20002111001113. The reversal of 20002111001112 is 21110011120002.

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 (20002111001113) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 416710645833 + ... + 416710645880.

Almost surely, 2^{20002111001112} is an apocalyptic number.

It is an amenable number.

20002111001112 is an abundant number, since it is smaller than the sum of its proper divisors (30003166501728).

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

20002111001112 is a wasteful number, since it uses less digits than its factorization.

20002111001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833421291722 (or 833421291718 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20002111001112 its reverse (21110011120002), we get a palindrome (41112122121114).

The spelling of 20002111001112 in words is "twenty trillion, two billion, one hundred eleven million, one thousand, one hundred twelve".