2112101200111 has 8 divisors (see below), whose sum is σ = 2413950668064. Its totient is φ = 1810281913440.

The previous prime is 2112101200073. The next prime is 2112101200189. The reversal of 2112101200111 is 1110021012112.

It is a happy number.

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

It is not a de Polignac number, because 2112101200111 - 2⁹ = 2112101199599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112101200091 and 2112101200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112101000111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7395160 + ... + 7675453.

It is an arithmetic number, because the mean of its divisors is an integer number (301743833508).

Almost surely, 2^{2112101200111} is an apocalyptic number.

2112101200111 is a deficient number, since it is larger than the sum of its proper divisors (301849467953).

2112101200111 is a wasteful number, since it uses less digits than its factorization.

2112101200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15090641.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2112101200111 its reverse (1110021012112), we get a palindrome (3222122212223).

The spelling of 2112101200111 in words is "two trillion, one hundred twelve billion, one hundred one million, two hundred thousand, one hundred eleven".