21103022332141 has 2 divisors, whose sum is σ = 21103022332142. Its totient is φ = 21103022332140.

The previous prime is 21103022332109. The next prime is 21103022332237. The reversal of 21103022332141 is 14123322030112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18989985062500 + 2113037269641 = 4357750^2 + 1453629^2 .

It is a cyclic number.

It is not a de Polignac number, because 21103022332141 - 2⁵ = 21103022332109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21103022332241) 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, 10551511166070 + 10551511166071.

It is an arithmetic number, because the mean of its divisors is an integer number (10551511166071).

Almost surely, 2^{21103022332141} is an apocalyptic number.

It is an amenable number.

21103022332141 is a deficient number, since it is larger than the sum of its proper divisors (1).

21103022332141 is an equidigital number, since it uses as much as digits as its factorization.

21103022332141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 21103022332141 its reverse (14123322030112), we get a palindrome (35226344362253).

The spelling of 21103022332141 in words is "twenty-one trillion, one hundred three billion, twenty-two million, three hundred thirty-two thousand, one hundred forty-one".