2101839950 has 48 divisors (see below), whose sum is σ = 4471868544. Its totient is φ = 719992800.

The previous prime is 2101839937. The next prime is 2101839977. The reversal of 2101839950 is 599381012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 567605 + ... + 571295.

It is an arithmetic number, because the mean of its divisors is an integer number (93163928).

Almost surely, 2^2101839950 is an apocalyptic number.

2101839950 is an abundant number, since it is smaller than the sum of its proper divisors (2370028594).

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

2101839950 is a wasteful number, since it uses less digits than its factorization.

2101839950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337 (or 5332 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The square root of 2101839950 is about 45845.8280544697. The cubic root of 2101839950 is about 1280.9530560712.

The spelling of 2101839950 in words is "two billion, one hundred one million, eight hundred thirty-nine thousand, nine hundred fifty".