102100321327 has 2 divisors, whose sum is σ = 102100321328. Its totient is φ = 102100321326.

The previous prime is 102100321303. The next prime is 102100321357. The reversal of 102100321327 is 723123001201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102100321327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102100321298 and 102100321307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102100321357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51050160663 + 51050160664.

It is an arithmetic number, because the mean of its divisors is an integer number (51050160664).

Almost surely, 2^102100321327 is an apocalyptic number.

102100321327 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100321327 is an equidigital number, since it uses as much as digits as its factorization.

102100321327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 102100321327 its reverse (723123001201), we get a palindrome (825223322528).

The spelling of 102100321327 in words is "one hundred two billion, one hundred million, three hundred twenty-one thousand, three hundred twenty-seven".