200221121233 has 16 divisors (see below), whose sum is σ = 229286707200. Its totient is φ = 171271386000.

The previous prime is 200221121227. The next prime is 200221121249. The reversal of 200221121233 is 332121122002.

It is a cyclic number.

It is not a de Polignac number, because 200221121233 - 2⁹ = 200221120721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200221121233.

It is not an unprimeable number, because it can be changed into a prime (200221121213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15218208 + ... + 15231358.

It is an arithmetic number, because the mean of its divisors is an integer number (14330419200).

Almost surely, 2^200221121233 is an apocalyptic number.

It is an amenable number.

200221121233 is a deficient number, since it is larger than the sum of its proper divisors (29065585967).

200221121233 is a wasteful number, since it uses less digits than its factorization.

200221121233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17388.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 200221121233 its reverse (332121122002), we get a palindrome (532342243235).

The spelling of 200221121233 in words is "two hundred billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred thirty-three".