103442203 has 2 divisors, whose sum is σ = 103442204. Its totient is φ = 103442202.

The previous prime is 103442197. The next prime is 103442249. The reversal of 103442203 is 302244301.

It is a weak prime.

It is an emirp because it is prime and its reverse (302244301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103442203 is a prime.

It is a super-2 number, since 2×103442203² = 21400578722986418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103442503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51721101 + 51721102.

It is an arithmetic number, because the mean of its divisors is an integer number (51721102).

Almost surely, 2^103442203 is an apocalyptic number.

103442203 is a deficient number, since it is larger than the sum of its proper divisors (1).

103442203 is an equidigital number, since it uses as much as digits as its factorization.

103442203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 103442203 is about 10170.6540104361. The cubic root of 103442203 is about 469.4246815946.

Adding to 103442203 its reverse (302244301), we get a palindrome (405686504).

The spelling of 103442203 in words is "one hundred three million, four hundred forty-two thousand, two hundred three".