4333042121 has 2 divisors, whose sum is σ = 4333042122. Its totient is φ = 4333042120.

The previous prime is 4333042099. The next prime is 4333042159. The reversal of 4333042121 is 1212403334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2893902025 + 1439140096 = 53795^2 + 37936^2 .

It is a cyclic number.

It is not a de Polignac number, because 4333042121 - 2¹⁸ = 4332779977 is a prime.

It is not a weakly prime, because it can be changed into another prime (4333042921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2166521060 + 2166521061.

It is an arithmetic number, because the mean of its divisors is an integer number (2166521061).

Almost surely, 2^4333042121 is an apocalyptic number.

It is an amenable number.

4333042121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4333042121 is an equidigital number, since it uses as much as digits as its factorization.

4333042121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4333042121 is about 65825.8469068192. The cubic root of 4333042121 is about 1630.2878938712.

Adding to 4333042121 its reverse (1212403334), we get a palindrome (5545445455).

The spelling of 4333042121 in words is "four billion, three hundred thirty-three million, forty-two thousand, one hundred twenty-one".