103321612 has 48 divisors (see below), whose sum is σ = 196116480. Its totient is φ = 47500992.

The previous prime is 103321609. The next prime is 103321627. The reversal of 103321612 is 216123301.

It is a self number, because there is not a number n which added to its sum of digits gives 103321612.

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, 432189 + ... + 432427.

It is an arithmetic number, because the mean of its divisors is an integer number (4085760).

Almost surely, 2^103321612 is an apocalyptic number.

It is an amenable number.

103321612 is a deficient number, since it is larger than the sum of its proper divisors (92794868).

103321612 is a wasteful number, since it uses less digits than its factorization.

103321612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 103321612 is about 10164.7239018086. The cubic root of 103321612 is about 469.2421951366.

Adding to 103321612 its reverse (216123301), we get a palindrome (319444913).

The spelling of 103321612 in words is "one hundred three million, three hundred twenty-one thousand, six hundred twelve".