2300203321121 has 4 divisors (see below), whose sum is σ = 2435509398852. Its totient is φ = 2164897243392.

The previous prime is 2300203321103. The next prime is 2300203321133. The reversal of 2300203321121 is 1211233020032.

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 2150094342400 + 150108978721 = 1466320^2 + 387439^2 .

It is a cyclic number.

It is not a de Polignac number, because 2300203321121 - 2¹⁰ = 2300203320097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2300203321093 and 2300203321102.

It is not an unprimeable number, because it can be changed into a prime (2300203321181) 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, 67653038840 + ... + 67653038873.

It is an arithmetic number, because the mean of its divisors is an integer number (608877349713).

Almost surely, 2^{2300203321121} is an apocalyptic number.

It is an amenable number.

2300203321121 is a deficient number, since it is larger than the sum of its proper divisors (135306077731).

2300203321121 is a wasteful number, since it uses less digits than its factorization.

2300203321121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135306077730.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2300203321121 its reverse (1211233020032), we get a palindrome (3511436341153).

The spelling of 2300203321121 in words is "two trillion, three hundred billion, two hundred three million, three hundred twenty-one thousand, one hundred twenty-one".