21323202100183 has 2 divisors, whose sum is σ = 21323202100184. Its totient is φ = 21323202100182.

The previous prime is 21323202100171. The next prime is 21323202100217. The reversal of 21323202100183 is 38100120232312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21323202100183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21323202100583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10661601050091 + 10661601050092.

It is an arithmetic number, because the mean of its divisors is an integer number (10661601050092).

Almost surely, 2^{21323202100183} is an apocalyptic number.

21323202100183 is a deficient number, since it is larger than the sum of its proper divisors (1).

21323202100183 is an equidigital number, since it uses as much as digits as its factorization.

21323202100183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 21323202100183 its reverse (38100120232312), we get a palindrome (59423322332495).

The spelling of 21323202100183 in words is "twenty-one trillion, three hundred twenty-three billion, two hundred two million, one hundred thousand, one hundred eighty-three".