2300523021 has 12 divisors (see below), whose sum is σ = 3497871520. Its totient is φ = 1452961800.

The previous prime is 2300523013. The next prime is 2300523037. The reversal of 2300523021 is 1203250032.

It is not a de Polignac number, because 2300523021 - 2³ = 2300523013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2300522985 and 2300523003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2300523061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6726505 + ... + 6726846.

Almost surely, 2^2300523021 is an apocalyptic number.

It is an amenable number.

2300523021 is a deficient number, since it is larger than the sum of its proper divisors (1197348499).

2300523021 is a wasteful number, since it uses less digits than its factorization.

2300523021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13453376 (or 13453373 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2300523021 is about 47963.7677940339. The cubic root of 2300523021 is about 1320.1061708679.

Adding to 2300523021 its reverse (1203250032), we get a palindrome (3503773053).

The spelling of 2300523021 in words is "two billion, three hundred million, five hundred twenty-three thousand, twenty-one".