2300320121021 has 4 divisors (see below), whose sum is σ = 2477267822652. Its totient is φ = 2123372419392.

The previous prime is 2300320120933. The next prime is 2300320121039. The reversal of 2300320121021 is 1201210230032.

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 170804491225 + 2129515629796 = 413285^2 + 1459286^2 .

It is a cyclic number.

It is not a de Polignac number, because 2300320121021 - 2¹⁰ = 2300320119997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2300320121821) 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, 88473850796 + ... + 88473850821.

It is an arithmetic number, because the mean of its divisors is an integer number (619316955663).

Almost surely, 2^{2300320121021} is an apocalyptic number.

It is an amenable number.

2300320121021 is a deficient number, since it is larger than the sum of its proper divisors (176947701631).

2300320121021 is a wasteful number, since it uses less digits than its factorization.

2300320121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176947701630.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2300320121021 its reverse (1201210230032), we get a palindrome (3501530351053).

The spelling of 2300320121021 in words is "two trillion, three hundred billion, three hundred twenty million, one hundred twenty-one thousand, twenty-one".