2101963950 has 36 divisors (see below), whose sum is σ = 5647277688. Its totient is φ = 560523600.

The previous prime is 2101963943. The next prime is 2101963973. The reversal of 2101963950 is 593691012.

2101963950 is a `hidden beast` number, since 2 + 1 + 0 + 19 + 639 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2335066 + ... + 2335965.

Almost surely, 2^2101963950 is an apocalyptic number.

2101963950 is an abundant number, since it is smaller than the sum of its proper divisors (3545313738).

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

2101963950 is a wasteful number, since it uses less digits than its factorization.

2101963950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671049 (or 4671041 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 2101963950 is about 45847.1803931278. The cubic root of 2101963950 is about 1280.9782459143.

The spelling of 2101963950 in words is "two billion, one hundred one million, nine hundred sixty-three thousand, nine hundred fifty".