200021211100982 has 4 divisors (see below), whose sum is σ = 300031816651476. Its totient is φ = 100010605550490.

The previous prime is 200021211100967. The next prime is 200021211101011. The reversal of 200021211100982 is 289001112120002.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005302775244 + ... + 50005302775247.

It is an arithmetic number, because the mean of its divisors is an integer number (75007954162869).

Almost surely, 2^{200021211100982} is an apocalyptic number.

200021211100982 is a deficient number, since it is larger than the sum of its proper divisors (100010605550494).

200021211100982 is a wasteful number, since it uses less digits than its factorization.

200021211100982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100010605550493.

The product of its (nonzero) digits is 1152, while the sum is 29.

Adding to 200021211100982 its reverse (289001112120002), we get a palindrome (489022323220984).

The spelling of 200021211100982 in words is "two hundred trillion, twenty-one billion, two hundred eleven million, one hundred thousand, nine hundred eighty-two".