21302012301203 has 2 divisors, whose sum is σ = 21302012301204. Its totient is φ = 21302012301202.

The previous prime is 21302012301191. The next prime is 21302012301299. The reversal of 21302012301203 is 30210321020312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21302012301203 - 2²⁸ = 21301743865747 is a prime.

It is not a weakly prime, because it can be changed into another prime (21302012301103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10651006150601 + 10651006150602.

It is an arithmetic number, because the mean of its divisors is an integer number (10651006150602).

Almost surely, 2^{21302012301203} is an apocalyptic number.

21302012301203 is a deficient number, since it is larger than the sum of its proper divisors (1).

21302012301203 is an equidigital number, since it uses as much as digits as its factorization.

21302012301203 is an evil number, because the sum of its binary digits is even.

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

Adding to 21302012301203 its reverse (30210321020312), we get a palindrome (51512333321515).

The spelling of 21302012301203 in words is "twenty-one trillion, three hundred two billion, twelve million, three hundred one thousand, two hundred three".