2111120211102 has 64 divisors (see below), whose sum is σ = 5087867904000. Its totient is φ = 570476930400.

The previous prime is 2111120211043. The next prime is 2111120211143. The reversal of 2111120211102 is 2011120211112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1730274 + ... + 2686277.

It is an arithmetic number, because the mean of its divisors is an integer number (79497936000).

Almost surely, 2^{2111120211102} is an apocalyptic number.

2111120211102 is an abundant number, since it is smaller than the sum of its proper divisors (2976747692898).

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

2111120211102 is a wasteful number, since it uses less digits than its factorization.

2111120211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4417181.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2111120211102 its reverse (2011120211112), we get a palindrome (4122240422214).

The spelling of 2111120211102 in words is "two trillion, one hundred eleven billion, one hundred twenty million, two hundred eleven thousand, one hundred two".