2105118196 has 6 divisors (see below), whose sum is σ = 3683956850. Its totient is φ = 1052559096.

The previous prime is 2105118187. The next prime is 2105118221. The reversal of 2105118196 is 6918115012.

It can be written as a sum of positive squares in only one way, i.e., 2021761296 + 83356900 = 44964^2 + 9130^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263139771 + ... + 263139778.

Almost surely, 2^2105118196 is an apocalyptic number.

It is an amenable number.

2105118196 is a deficient number, since it is larger than the sum of its proper divisors (1578838654).

2105118196 is a wasteful number, since it uses less digits than its factorization.

2105118196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526279553 (or 526279551 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 34.

The square root of 2105118196 is about 45881.5670612938. The cubic root of 2105118196 is about 1281.6186788926.

The spelling of 2105118196 in words is "two billion, one hundred five million, one hundred eighteen thousand, one hundred ninety-six".