2102111196 has 24 divisors (see below), whose sum is σ = 4916010624. Its totient is φ = 699120240.

The previous prime is 2102111191. The next prime is 2102111267. The reversal of 2102111196 is 6911112012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102111191) 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, 192400 + ... + 203031.

It is an arithmetic number, because the mean of its divisors is an integer number (204833776).

Almost surely, 2^2102111196 is an apocalyptic number.

It is an amenable number.

2102111196 is an abundant number, since it is smaller than the sum of its proper divisors (2813899428).

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

2102111196 is a wasteful number, since it uses less digits than its factorization.

2102111196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395881 (or 395879 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 24.

The square root of 2102111196 is about 45848.7861998548. The cubic root of 2102111196 is about 1281.0081567537.

The spelling of 2102111196 in words is "two billion, one hundred two million, one hundred eleven thousand, one hundred ninety-six".