102320111137 has 2 divisors, whose sum is σ = 102320111138. Its totient is φ = 102320111136.

The previous prime is 102320111123. The next prime is 102320111143. The reversal of 102320111137 is 731111023201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65302735936 + 37017375201 = 255544^2 + 192399^2 .

It is a cyclic number.

It is not a de Polignac number, because 102320111137 - 2²⁷ = 102185893409 is a prime.

It is a super-3 number, since 3×102320111137³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (102320111197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51160055568 + 51160055569.

It is an arithmetic number, because the mean of its divisors is an integer number (51160055569).

Almost surely, 2^102320111137 is an apocalyptic number.

It is an amenable number.

102320111137 is a deficient number, since it is larger than the sum of its proper divisors (1).

102320111137 is an equidigital number, since it uses as much as digits as its factorization.

102320111137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 22.

Adding to 102320111137 its reverse (731111023201), we get a palindrome (833431134338).

The spelling of 102320111137 in words is "one hundred two billion, three hundred twenty million, one hundred eleven thousand, one hundred thirty-seven".