102102001193 has 2 divisors, whose sum is σ = 102102001194. Its totient is φ = 102102001192.

The previous prime is 102102001147. The next prime is 102102001259. The reversal of 102102001193 is 391100201201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67107938704 + 34994062489 = 259052^2 + 187067^2 .

It is a cyclic number.

It is not a de Polignac number, because 102102001193 - 2⁶ = 102102001129 is a prime.

It is not a weakly prime, because it can be changed into another prime (102102001123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51051000596 + 51051000597.

It is an arithmetic number, because the mean of its divisors is an integer number (51051000597).

Almost surely, 2^102102001193 is an apocalyptic number.

It is an amenable number.

102102001193 is a deficient number, since it is larger than the sum of its proper divisors (1).

102102001193 is an equidigital number, since it uses as much as digits as its factorization.

102102001193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 102102001193 its reverse (391100201201), we get a palindrome (493202202394).

The spelling of 102102001193 in words is "one hundred two billion, one hundred two million, one thousand, one hundred ninety-three".