2100112111101 has 8 divisors (see below), whose sum is σ = 2890476884224. Its totient is φ = 1354911039360.

The previous prime is 2100112111079. The next prime is 2100112111121. The reversal of 2100112111101 is 1011112110012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2100112111101 - 2⁹ = 2100112110589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100112111121) 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, 11290925236 + ... + 11290925421.

It is an arithmetic number, because the mean of its divisors is an integer number (361309610528).

Almost surely, 2^{2100112111101} is an apocalyptic number.

It is an amenable number.

2100112111101 is a deficient number, since it is larger than the sum of its proper divisors (790364773123).

2100112111101 is a wasteful number, since it uses less digits than its factorization.

2100112111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22581850691.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 2100112111101 its reverse (1011112110012), we get a palindrome (3111224221113).

The spelling of 2100112111101 in words is "two trillion, one hundred billion, one hundred twelve million, one hundred eleven thousand, one hundred one".