2108421050 has 24 divisors (see below), whose sum is σ = 3988137600. Its totient is φ = 829072880.

The previous prime is 2108421031. The next prime is 2108421053. The reversal of 2108421050 is 501248012.

It is not an unprimeable number, because it can be changed into a prime (2108421053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 354410 + ... + 360309.

It is an arithmetic number, because the mean of its divisors is an integer number (166172400).

Almost surely, 2^2108421050 is an apocalyptic number.

2108421050 is a deficient number, since it is larger than the sum of its proper divisors (1879716550).

2108421050 is a wasteful number, since it uses less digits than its factorization.

2108421050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714790 (or 714785 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 2108421050 is about 45917.5462105718. The cubic root of 2108421050 is about 1282.2885997088.

Adding to 2108421050 its reverse (501248012), we get a palindrome (2609669062).

The spelling of 2108421050 in words is "two billion, one hundred eight million, four hundred twenty-one thousand, fifty".