21302011232941 has 2 divisors, whose sum is σ = 21302011232942. Its totient is φ = 21302011232940.

The previous prime is 21302011232893. The next prime is 21302011233029. The reversal of 21302011232941 is 14923211020312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14093672255716 + 7208338977225 = 3754154^2 + 2684835^2 .

It is a cyclic number.

It is not a de Polignac number, because 21302011232941 - 2¹¹ = 21302011230893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21302011232441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10651005616470 + 10651005616471.

It is an arithmetic number, because the mean of its divisors is an integer number (10651005616471).

Almost surely, 2^{21302011232941} is an apocalyptic number.

It is an amenable number.

21302011232941 is a deficient number, since it is larger than the sum of its proper divisors (1).

21302011232941 is an equidigital number, since it uses as much as digits as its factorization.

21302011232941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 21302011232941 in words is "twenty-one trillion, three hundred two billion, eleven million, two hundred thirty-two thousand, nine hundred forty-one".