102321223131097 has 2 divisors, whose sum is σ = 102321223131098. Its totient is φ = 102321223131096.

The previous prime is 102321223131073. The next prime is 102321223131143. The reversal of 102321223131097 is 790131322123201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58803070275856 + 43518152855241 = 7668316^2 + 6596829^2 .

It is a cyclic number.

It is not a de Polignac number, because 102321223131097 - 2⁷ = 102321223130969 is a prime.

It is not a weakly prime, because it can be changed into another prime (102321223132097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51160611565548 + 51160611565549.

It is an arithmetic number, because the mean of its divisors is an integer number (51160611565549).

Almost surely, 2^{102321223131097} is an apocalyptic number.

It is an amenable number.

102321223131097 is a deficient number, since it is larger than the sum of its proper divisors (1).

102321223131097 is an equidigital number, since it uses as much as digits as its factorization.

102321223131097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

Adding to 102321223131097 its reverse (790131322123201), we get a palindrome (892452545254298).

The spelling of 102321223131097 in words is "one hundred two trillion, three hundred twenty-one billion, two hundred twenty-three million, one hundred thirty-one thousand, ninety-seven".