200202222001950 has 288 divisors, whose sum is σ = 617055230937600. Its totient is φ = 45586692898560.

The previous prime is 200202222001949. The next prime is 200202222002021. The reversal of 200202222001950 is 59100222202002.

200202222001950 is a `hidden beast` number, since 200 + 20 + 222 + 200 + 19 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 935666679 + ... + 935880621.

It is an arithmetic number, because the mean of its divisors is an integer number (2142552885200).

Almost surely, 2^{200202222001950} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200202222001950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308527615468800).

200202222001950 is an abundant number, since it is smaller than the sum of its proper divisors (416853008935650).

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

200202222001950 is a wasteful number, since it uses less digits than its factorization.

200202222001950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215096 (or 215088 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 200202222001950 its reverse (59100222202002), we get a palindrome (259302444203952).

The spelling of 200202222001950 in words is "two hundred trillion, two hundred two billion, two hundred twenty-two million, one thousand, nine hundred fifty".