103420206 has 32 divisors (see below), whose sum is σ = 237751200. Its totient is φ = 33284160.

The previous prime is 103420183. The next prime is 103420267. The reversal of 103420206 is 602024301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31455 + ... + 34586.

It is an arithmetic number, because the mean of its divisors is an integer number (7429725).

Almost surely, 2^103420206 is an apocalyptic number.

103420206 is an abundant number, since it is smaller than the sum of its proper divisors (134330994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103420206 is a wasteful number, since it uses less digits than its factorization.

103420206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66081 (or 66075 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 103420206 is about 10169.5725573890. The cubic root of 103420206 is about 469.3914048260.

Adding to 103420206 its reverse (602024301), we get a palindrome (705444507).

The spelling of 103420206 in words is "one hundred three million, four hundred twenty thousand, two hundred six".