200121202311 has 8 divisors (see below), whose sum is σ = 268775921904. Its totient is φ = 132440308800.

The previous prime is 200121202289. The next prime is 200121202313. The reversal of 200121202311 is 113202121002.

200121202311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 200121202311 - 2⁵ = 200121202279 is a prime.

It is a super-2 number, since 2×200121202311² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200121202313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243456040 + ... + 243456861.

It is an arithmetic number, because the mean of its divisors is an integer number (33596990238).

Almost surely, 2^200121202311 is an apocalyptic number.

200121202311 is a deficient number, since it is larger than the sum of its proper divisors (68654719593).

200121202311 is a wasteful number, since it uses less digits than its factorization.

200121202311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486913041.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 200121202311 its reverse (113202121002), we get a palindrome (313323323313).

The spelling of 200121202311 in words is "two hundred billion, one hundred twenty-one million, two hundred two thousand, three hundred eleven".