21232002020363 has 2 divisors, whose sum is σ = 21232002020364. Its totient is φ = 21232002020362.

The previous prime is 21232002020347. The next prime is 21232002020371. The reversal of 21232002020363 is 36302020023212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21232002020363 - 2⁴ = 21232002020347 is a prime.

It is not a weakly prime, because it can be changed into another prime (21232002020063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10616001010181 + 10616001010182.

It is an arithmetic number, because the mean of its divisors is an integer number (10616001010182).

Almost surely, 2^{21232002020363} is an apocalyptic number.

21232002020363 is a deficient number, since it is larger than the sum of its proper divisors (1).

21232002020363 is an equidigital number, since it uses as much as digits as its factorization.

21232002020363 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 26.

Adding to 21232002020363 its reverse (36302020023212), we get a palindrome (57534022043575).

The spelling of 21232002020363 in words is "twenty-one trillion, two hundred thirty-two billion, two million, twenty thousand, three hundred sixty-three".