103121336 has 8 divisors (see below), whose sum is σ = 193352520. Its totient is φ = 51560664.

The previous prime is 103121329. The next prime is 103121339. The reversal of 103121336 is 633121301.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103121339) by changing a digit.

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 as a sum of consecutive naturals, namely, 6445076 + ... + 6445091.

It is an arithmetic number, because the mean of its divisors is an integer number (24169065).

Almost surely, 2^103121336 is an apocalyptic number.

It is an amenable number.

103121336 is a deficient number, since it is larger than the sum of its proper divisors (90231184).

103121336 is a wasteful number, since it uses less digits than its factorization.

103121336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12890173 (or 12890169 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 103121336 is about 10154.8676013033. The cubic root of 103121336 is about 468.9388099589.

Adding to 103121336 its reverse (633121301), we get a palindrome (736242637).

The spelling of 103121336 in words is "one hundred three million, one hundred twenty-one thousand, three hundred thirty-six".