101000021321327 has 2 divisors, whose sum is σ = 101000021321328. Its totient is φ = 101000021321326.

The previous prime is 101000021321299. The next prime is 101000021321363. The reversal of 101000021321327 is 723123120000101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101000021321327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101000021327327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500010660663 + 50500010660664.

It is an arithmetic number, because the mean of its divisors is an integer number (50500010660664).

Almost surely, 2^{101000021321327} is an apocalyptic number.

101000021321327 is a deficient number, since it is larger than the sum of its proper divisors (1).

101000021321327 is an equidigital number, since it uses as much as digits as its factorization.

101000021321327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 101000021321327 its reverse (723123120000101), we get a palindrome (824123141321428).

The spelling of 101000021321327 in words is "one hundred one trillion, twenty-one million, three hundred twenty-one thousand, three hundred twenty-seven".