103013205 has 16 divisors (see below), whose sum is σ = 171987840. Its totient is φ = 52551488.

The previous prime is 103013179. The next prime is 103013213. The reversal of 103013205 is 502310301.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 103013205 - 2¹¹ = 103011157 is a prime.

It is a super-2 number, since 2×103013205² = 21223440808744050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148950 + ... + 149639.

It is an arithmetic number, because the mean of its divisors is an integer number (10749240).

Almost surely, 2^103013205 is an apocalyptic number.

103013205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

103013205 is a deficient number, since it is larger than the sum of its proper divisors (68974635).

103013205 is a wasteful number, since it uses less digits than its factorization.

103013205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298620.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 103013205 is about 10149.5421078983. The cubic root of 103013205 is about 468.7748459719.

Adding to 103013205 its reverse (502310301), we get a palindrome (605323506).

The spelling of 103013205 in words is "one hundred three million, thirteen thousand, two hundred five".