20100200112112 has 40 divisors (see below), whose sum is σ = 39420297876960. Its totient is φ = 9927706675200.

The previous prime is 20100200112101. The next prime is 20100200112119. The reversal of 20100200112112 is 21121100200102.

It is a junction number, because it is equal to n+sod(n) for n = 20100200112092 and 20100200112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100200112119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14547037 + ... + 15868732.

It is an arithmetic number, because the mean of its divisors is an integer number (985507446924).

Almost surely, 2^{20100200112112} is an apocalyptic number.

It is an amenable number.

20100200112112 is a deficient number, since it is larger than the sum of its proper divisors (19320097764848).

20100200112112 is a wasteful number, since it uses less digits than its factorization.

20100200112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30416281 (or 30416275 counting only the distinct ones).

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

Adding to 20100200112112 its reverse (21121100200102), we get a palindrome (41221300312214).

The spelling of 20100200112112 in words is "twenty trillion, one hundred billion, two hundred million, one hundred twelve thousand, one hundred twelve".