102113121193 has 2 divisors, whose sum is σ = 102113121194. Its totient is φ = 102113121192.

The previous prime is 102113121041. The next prime is 102113121199. The reversal of 102113121193 is 391121311201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94069183849 + 8043937344 = 306707^2 + 89688^2 .

It is a cyclic number.

It is not a de Polignac number, because 102113121193 - 2¹³ = 102113113001 is a prime.

It is not a weakly prime, because it can be changed into another prime (102113121199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51056560596 + 51056560597.

It is an arithmetic number, because the mean of its divisors is an integer number (51056560597).

Almost surely, 2^102113121193 is an apocalyptic number.

It is an amenable number.

102113121193 is a deficient number, since it is larger than the sum of its proper divisors (1).

102113121193 is an equidigital number, since it uses as much as digits as its factorization.

102113121193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 25.

Adding to 102113121193 its reverse (391121311201), we get a palindrome (493234432394).

The spelling of 102113121193 in words is "one hundred two billion, one hundred thirteen million, one hundred twenty-one thousand, one hundred ninety-three".