121303330 has 32 divisors (see below), whose sum is σ = 231930864. Its totient is φ = 45520896.

The previous prime is 121303327. The next prime is 121303331. The reversal of 121303330 is 33303121.

It can be written as a sum of positive squares in 8 ways, for example, as 95628841 + 25674489 = 9779^2 + 5067^2 .

It is not an unprimeable number, because it can be changed into a prime (121303331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62454 + ... + 64366.

Almost surely, 2^121303330 is an apocalyptic number.

121303330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121303330 is a deficient number, since it is larger than the sum of its proper divisors (110627534).

121303330 is a wasteful number, since it uses less digits than its factorization.

121303330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 121303330 is about 11013.7790971129. The cubic root of 121303330 is about 495.0217043165.

Adding to 121303330 its reverse (33303121), we get a palindrome (154606451).

The spelling of 121303330 in words is "one hundred twenty-one million, three hundred three thousand, three hundred thirty".