2112100121110 has 16 divisors (see below), whose sum is σ = 4344891677856. Its totient is φ = 724148612928.

The previous prime is 2112100121071. The next prime is 2112100121119. The reversal of 2112100121110 is 111210012112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112100121119) 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, 15086429367 + ... + 15086429506.

It is an arithmetic number, because the mean of its divisors is an integer number (271555729866).

Almost surely, 2^{2112100121110} is an apocalyptic number.

2112100121110 is an abundant number, since it is smaller than the sum of its proper divisors (2232791556746).

2112100121110 is a wasteful number, since it uses less digits than its factorization.

2112100121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30172858887.

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

Adding to 2112100121110 its reverse (111210012112), we get a palindrome (2223310133222).

The spelling of 2112100121110 in words is "two trillion, one hundred twelve billion, one hundred million, one hundred twenty-one thousand, one hundred ten".