20002111002112 has 40 divisors (see below), whose sum is σ = 39965859472176. Its totient is φ = 10000879306752.

The previous prime is 20002111002043. The next prime is 20002111002227. The reversal of 20002111002112 is 21120011120002.

It is a junction number, because it is equal to n+sod(n) for n = 20002111002092 and 20002111002101.

It is a congruent number.

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, 31647658 + ... + 32273494.

Almost surely, 2^{20002111002112} is an apocalyptic number.

It is an amenable number.

20002111002112 is a deficient number, since it is larger than the sum of its proper divisors (19963748470064).

20002111002112 is an frugal number, since it uses more digits than its factorization.

20002111002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688278 (or 688262 counting only the distinct ones).

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

Adding to 20002111002112 its reverse (21120011120002), we get a palindrome (41122122122114).

The spelling of 20002111002112 in words is "twenty trillion, two billion, one hundred eleven million, two thousand, one hundred twelve".