200121330311 has 16 divisors (see below), whose sum is σ = 237171976704. Its totient is φ = 165276176544.

The previous prime is 200121330301. The next prime is 200121330317. The reversal of 200121330311 is 113033121002.

It is a cyclic number.

It is not a de Polignac number, because 200121330311 - 2⁶ = 200121330247 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 200121330311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121330317) 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 15 ways as a sum of consecutive naturals, for example, 3724145 + ... + 3777498.

It is an arithmetic number, because the mean of its divisors is an integer number (14823248544).

Almost surely, 2^200121330311 is an apocalyptic number.

200121330311 is a deficient number, since it is larger than the sum of its proper divisors (37050646393).

200121330311 is a wasteful number, since it uses less digits than its factorization.

200121330311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7501790.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 200121330311 its reverse (113033121002), we get a palindrome (313154451313).

The spelling of 200121330311 in words is "two hundred billion, one hundred twenty-one million, three hundred thirty thousand, three hundred eleven".