21060132724933 has 2 divisors, whose sum is σ = 21060132724934. Its totient is φ = 21060132724932.

The previous prime is 21060132724879. The next prime is 21060132724951. The reversal of 21060132724933 is 33942723106012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20685959505124 + 374173219809 = 4548182^2 + 611697^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21060132724933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21060132724933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21060132724973) 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, 10530066362466 + 10530066362467.

It is an arithmetic number, because the mean of its divisors is an integer number (10530066362467).

Almost surely, 2^{21060132724933} is an apocalyptic number.

It is an amenable number.

21060132724933 is a deficient number, since it is larger than the sum of its proper divisors (1).

21060132724933 is an equidigital number, since it uses as much as digits as its factorization.

21060132724933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 21060132724933 in words is "twenty-one trillion, sixty billion, one hundred thirty-two million, seven hundred twenty-four thousand, nine hundred thirty-three".