121133033 has 4 divisors (see below), whose sum is σ = 138437760. Its totient is φ = 103828308.

The previous prime is 121133017. The next prime is 121133069. The reversal of 121133033 is 330331121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 330331121 = 71 ⋅4652551.

It is a cyclic number.

It is not a de Polignac number, because 121133033 - 2⁴ = 121133017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121133333) 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, 8652353 + ... + 8652366.

It is an arithmetic number, because the mean of its divisors is an integer number (34609440).

Almost surely, 2^121133033 is an apocalyptic number.

It is an amenable number.

121133033 is a deficient number, since it is larger than the sum of its proper divisors (17304727).

121133033 is an equidigital number, since it uses as much as digits as its factorization.

121133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17304726.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 121133033 is about 11006.0452933831. The cubic root of 121133033 is about 494.7899431831.

Adding to 121133033 its reverse (330331121), we get a palindrome (451464154).

The spelling of 121133033 in words is "one hundred twenty-one million, one hundred thirty-three thousand, thirty-three".