121321030 has 8 divisors (see below), whose sum is σ = 218377872. Its totient is φ = 48528408.

The previous prime is 121321019. The next prime is 121321043. The reversal of 121321030 is 30123121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121321030.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6066042 + ... + 6066061.

It is an arithmetic number, because the mean of its divisors is an integer number (27297234).

Almost surely, 2^121321030 is an apocalyptic number.

121321030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121321030 is a deficient number, since it is larger than the sum of its proper divisors (97056842).

121321030 is a wasteful number, since it uses less digits than its factorization.

121321030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12132110.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 121321030 is about 11014.5826067083. The cubic root of 121321030 is about 495.0457802096.

Adding to 121321030 its reverse (30123121), we get a palindrome (151444151).

The spelling of 121321030 in words is "one hundred twenty-one million, three hundred twenty-one thousand, thirty".