102133202321 has 2 divisors, whose sum is σ = 102133202322. Its totient is φ = 102133202320.

The previous prime is 102133202317. The next prime is 102133202333. The reversal of 102133202321 is 123202331201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97946465296 + 4186737025 = 312964^2 + 64705^2 .

It is a cyclic number.

It is not a de Polignac number, because 102133202321 - 2² = 102133202317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102133202293 and 102133202302.

It is not a weakly prime, because it can be changed into another prime (102133202341) 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, 51066601160 + 51066601161.

It is an arithmetic number, because the mean of its divisors is an integer number (51066601161).

Almost surely, 2^102133202321 is an apocalyptic number.

It is an amenable number.

102133202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

102133202321 is an equidigital number, since it uses as much as digits as its factorization.

102133202321 is an odious number, because the sum of its binary digits is odd.

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

Adding to 102133202321 its reverse (123202331201), we get a palindrome (225335533522).

The spelling of 102133202321 in words is "one hundred two billion, one hundred thirty-three million, two hundred two thousand, three hundred twenty-one".