2102939112 has 16 divisors (see below), whose sum is σ = 5257347840. Its totient is φ = 700979696.

The previous prime is 2102939107. The next prime is 2102939129. The reversal of 2102939112 is 2119392012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102939112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43811208 + ... + 43811255.

It is an arithmetic number, because the mean of its divisors is an integer number (328584240).

Almost surely, 2^2102939112 is an apocalyptic number.

It is an amenable number.

2102939112 is an abundant number, since it is smaller than the sum of its proper divisors (3154408728).

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

2102939112 is a wasteful number, since it uses less digits than its factorization.

2102939112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87622472 (or 87622468 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 2102939112 is about 45857.8140778646. The cubic root of 2102939112 is about 1281.1763096004.

The spelling of 2102939112 in words is "two billion, one hundred two million, nine hundred thirty-nine thousand, one hundred twelve".