200221111001 has 8 divisors (see below), whose sum is σ = 205325745504. Its totient is φ = 195136855200.

The previous prime is 200221110979. The next prime is 200221111003. The reversal of 200221111001 is 100111122002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-200221111001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200221111003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5074775 + ... + 5114076.

It is an arithmetic number, because the mean of its divisors is an integer number (25665718188).

Almost surely, 2^200221111001 is an apocalyptic number.

It is an amenable number.

200221111001 is a deficient number, since it is larger than the sum of its proper divisors (5104634503).

200221111001 is a wasteful number, since it uses less digits than its factorization.

200221111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10189351.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200221111001 its reverse (100111122002), we get a palindrome (300332233003).

The spelling of 200221111001 in words is "two hundred billion, two hundred twenty-one million, one hundred eleven thousand, one".