200323300121 has 4 divisors (see below), whose sum is σ = 228940914432. Its totient is φ = 171705685812.

The previous prime is 200323300103. The next prime is 200323300189. The reversal of 200323300121 is 121003323002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200323300121 - 2⁶ = 200323300057 is a prime.

It is a super-2 number, since 2×200323300121² (a number of 23 digits) contains 22 as substring.

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 200323300121.

It is not an unprimeable number, because it can be changed into a prime (200323300321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14308807145 + ... + 14308807158.

It is an arithmetic number, because the mean of its divisors is an integer number (57235228608).

Almost surely, 2^200323300121 is an apocalyptic number.

It is an amenable number.

200323300121 is a deficient number, since it is larger than the sum of its proper divisors (28617614311).

200323300121 is an equidigital number, since it uses as much as digits as its factorization.

200323300121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28617614310.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 200323300121 its reverse (121003323002), we get a palindrome (321326623123).

The spelling of 200323300121 in words is "two hundred billion, three hundred twenty-three million, three hundred thousand, one hundred twenty-one".