102342103 has 2 divisors, whose sum is σ = 102342104. Its totient is φ = 102342102.

The previous prime is 102342089. The next prime is 102342127. The reversal of 102342103 is 301243201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102342103 - 2²⁵ = 68787671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102342133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51171051 + 51171052.

It is an arithmetic number, because the mean of its divisors is an integer number (51171052).

Almost surely, 2^102342103 is an apocalyptic number.

102342103 is a deficient number, since it is larger than the sum of its proper divisors (1).

102342103 is an equidigital number, since it uses as much as digits as its factorization.

102342103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 102342103 is about 10116.4273832218. The cubic root of 102342103 is about 467.7546486500.

Adding to 102342103 its reverse (301243201), we get a palindrome (403585304).

The spelling of 102342103 in words is "one hundred two million, three hundred forty-two thousand, one hundred three".