21002300301 has 12 divisors (see below), whose sum is σ = 28541407328. Its totient is φ = 13737348144.

The previous prime is 21002300287. The next prime is 21002300311. The reversal of 21002300301 is 10300320012.

It is a happy number.

It is not a de Polignac number, because 21002300301 - 2¹⁰ = 21002299277 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 (21002300311) 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, 1237705 + ... + 1254558.

Almost surely, 2^21002300301 is an apocalyptic number.

It is an amenable number.

21002300301 is a deficient number, since it is larger than the sum of its proper divisors (7539107027).

21002300301 is an equidigital number, since it uses as much as digits as its factorization.

21002300301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492372 (or 2492319 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 21002300301 its reverse (10300320012), we get a palindrome (31302620313).

The spelling of 21002300301 in words is "twenty-one billion, two million, three hundred thousand, three hundred one".