3033402221 has 4 divisors (see below), whose sum is σ = 3062852832. Its totient is φ = 3003951612.

The previous prime is 3033402131. The next prime is 3033402227. The reversal of 3033402221 is 1222043303.

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: 1222043303 = 13 ⋅94003331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3033402221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3033402193 and 3033402202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3033402227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14725151 + ... + 14725356.

It is an arithmetic number, because the mean of its divisors is an integer number (765713208).

Almost surely, 2^3033402221 is an apocalyptic number.

It is an amenable number.

3033402221 is a deficient number, since it is larger than the sum of its proper divisors (29450611).

3033402221 is a wasteful number, since it uses less digits than its factorization.

3033402221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29450610.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 3033402221 is about 55076.3308599983. The cubic root of 3033402221 is about 1447.5825308036.

Adding to 3033402221 its reverse (1222043303), we get a palindrome (4255445524).

The spelling of 3033402221 in words is "three billion, thirty-three million, four hundred two thousand, two hundred twenty-one".