121443033 has 8 divisors (see below), whose sum is σ = 162596896. Its totient is φ = 80625600.

The previous prime is 121443031. The next prime is 121443043. The reversal of 121443033 is 330344121.

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

It is not a de Polignac number, because 121443033 - 2¹ = 121443031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121443031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83263 + ... + 84708.

It is an arithmetic number, because the mean of its divisors is an integer number (20324612).

Almost surely, 2^121443033 is an apocalyptic number.

It is an amenable number.

121443033 is a deficient number, since it is larger than the sum of its proper divisors (41153863).

121443033 is a wasteful number, since it uses less digits than its factorization.

121443033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168215.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 121443033 is about 11020.1194639623. The cubic root of 121443033 is about 495.2116674596.

Adding to 121443033 its reverse (330344121), we get a palindrome (451787154).

The spelling of 121443033 in words is "one hundred twenty-one million, four hundred forty-three thousand, thirty-three".