3001221232073 has 2 divisors, whose sum is σ = 3001221232074. Its totient is φ = 3001221232072.

The previous prime is 3001221232069. The next prime is 3001221232147. The reversal of 3001221232073 is 3702321221003.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2453320750864 + 547900481209 = 1566308^2 + 740203^2 .

It is a cyclic number.

It is not a de Polignac number, because 3001221232073 - 2² = 3001221232069 is a prime.

It is a super-2 number, since 2×3001221232073² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3001221232063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1500610616036 + 1500610616037.

It is an arithmetic number, because the mean of its divisors is an integer number (1500610616037).

Almost surely, 2^{3001221232073} is an apocalyptic number.

It is an amenable number.

3001221232073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3001221232073 is an equidigital number, since it uses as much as digits as its factorization.

3001221232073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 3001221232073 its reverse (3702321221003), we get a palindrome (6703542453076).

The spelling of 3001221232073 in words is "three trillion, one billion, two hundred twenty-one million, two hundred thirty-two thousand, seventy-three".