121304712 has 16 divisors (see below), whose sum is σ = 303261840. Its totient is φ = 40434896.

The previous prime is 121304681. The next prime is 121304713. The reversal of 121304712 is 217403121.

It is not an unprimeable number, because it can be changed into a prime (121304713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2527158 + ... + 2527205.

It is an arithmetic number, because the mean of its divisors is an integer number (18953865).

Almost surely, 2^121304712 is an apocalyptic number.

121304712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121304712 is an abundant number, since it is smaller than the sum of its proper divisors (181957128).

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

121304712 is a wasteful number, since it uses less digits than its factorization.

121304712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054372 (or 5054368 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 121304712 is about 11013.8418365255. The cubic root of 121304712 is about 495.0235842247.

Adding to 121304712 its reverse (217403121), we get a palindrome (338707833).

The spelling of 121304712 in words is "one hundred twenty-one million, three hundred four thousand, seven hundred twelve".