200002221121 has 8 divisors (see below), whose sum is σ = 200187360000. Its totient is φ = 199817170800.

The previous prime is 200002221047. The next prime is 200002221127. The reversal of 200002221121 is 121122200002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200002221121 - 2⁹ = 200002220609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200002221127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5011755 + ... + 5051503.

It is an arithmetic number, because the mean of its divisors is an integer number (25023420000).

Almost surely, 2^200002221121 is an apocalyptic number.

It is an amenable number.

200002221121 is a deficient number, since it is larger than the sum of its proper divisors (185138879).

200002221121 is a wasteful number, since it uses less digits than its factorization.

200002221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44279.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200002221121 its reverse (121122200002), we get a palindrome (321124421123).

The spelling of 200002221121 in words is "two hundred billion, two million, two hundred twenty-one thousand, one hundred twenty-one".