21140332363 has 2 divisors, whose sum is σ = 21140332364. Its totient is φ = 21140332362.

The previous prime is 21140332313. The next prime is 21140332453. The reversal of 21140332363 is 36323304112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21140332363 - 2²⁹ = 20603461451 is a prime.

It is not a weakly prime, because it can be changed into another prime (21140332313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10570166181 + 10570166182.

It is an arithmetic number, because the mean of its divisors is an integer number (10570166182).

Almost surely, 2^21140332363 is an apocalyptic number.

21140332363 is a deficient number, since it is larger than the sum of its proper divisors (1).

21140332363 is an equidigital number, since it uses as much as digits as its factorization.

21140332363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 21140332363 its reverse (36323304112), we get a palindrome (57463636475).

The spelling of 21140332363 in words is "twenty-one billion, one hundred forty million, three hundred thirty-two thousand, three hundred sixty-three".