123202103 has 2 divisors, whose sum is σ = 123202104. Its totient is φ = 123202102.

The previous prime is 123202097. The next prime is 123202109. The reversal of 123202103 is 301202321.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (123202097) and next prime (123202109).

It is a cyclic number.

It is not a de Polignac number, because 123202103 - 2⁶ = 123202039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123202109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61601051 + 61601052.

It is an arithmetic number, because the mean of its divisors is an integer number (61601052).

Almost surely, 2^123202103 is an apocalyptic number.

123202103 is a deficient number, since it is larger than the sum of its proper divisors (1).

123202103 is an equidigital number, since it uses as much as digits as its factorization.

123202103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 123202103 is about 11099.6442735792. The cubic root of 123202103 is about 497.5912181753.

Adding to 123202103 its reverse (301202321), we get a palindrome (424404424).

The spelling of 123202103 in words is "one hundred twenty-three million, two hundred two thousand, one hundred three".