10121304 has 64 divisors (see below), whose sum is σ = 26373600. Its totient is φ = 3234816.

The previous prime is 10121299. The next prime is 10121317. The reversal of 10121304 is 40312101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 10121304.

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, 92802 + ... + 92910.

Almost surely, 2^10121304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10121304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13186800).

10121304 is an abundant number, since it is smaller than the sum of its proper divisors (16252296).

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

10121304 is a wasteful number, since it uses less digits than its factorization.

10121304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 10121304 is about 3181.3996919595. The cubic root of 10121304 is about 216.3111086169.

Adding to 10121304 its reverse (40312101), we get a palindrome (50433405).

The spelling of 10121304 in words is "ten million, one hundred twenty-one thousand, three hundred four".