200300233121 has 4 divisors (see below), whose sum is σ = 200330419092. Its totient is φ = 200270047152.

The previous prime is 200300233079. The next prime is 200300233171. The reversal of 200300233121 is 121332003002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27875975521 + 172424257600 = 166961^2 + 415240^2 .

It is a cyclic number.

It is not a de Polignac number, because 200300233121 - 2¹⁸ = 200299970977 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 200300233121.

It is not an unprimeable number, because it can be changed into a prime (200300233171) 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, 15083030 + ... + 15096303.

It is an arithmetic number, because the mean of its divisors is an integer number (50082604773).

Almost surely, 2^200300233121 is an apocalyptic number.

It is an amenable number.

200300233121 is a deficient number, since it is larger than the sum of its proper divisors (30185971).

200300233121 is an equidigital number, since it uses as much as digits as its factorization.

200300233121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30185970.

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

Adding to 200300233121 its reverse (121332003002), we get a palindrome (321632236123).

The spelling of 200300233121 in words is "two hundred billion, three hundred million, two hundred thirty-three thousand, one hundred twenty-one".