20102110012112 has 40 divisors (see below), whose sum is σ = 41309141420736. Its totient is φ = 9443700870656.

The previous prime is 20102110012091. The next prime is 20102110012181. The reversal of 20102110012112 is 21121001120102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62791628 + ... + 63110955.

Almost surely, 2^{20102110012112} is an apocalyptic number.

It is an amenable number.

20102110012112 is an abundant number, since it is smaller than the sum of its proper divisors (21207031408624).

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

20102110012112 is a wasteful number, since it uses less digits than its factorization.

20102110012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125903195 (or 125903189 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20102110012112 its reverse (21121001120102), we get a palindrome (41223111132214).

The spelling of 20102110012112 in words is "twenty trillion, one hundred two billion, one hundred ten million, twelve thousand, one hundred twelve".