321104011 has 2 divisors, whose sum is σ = 321104012. Its totient is φ = 321104010.

The previous prime is 321103997. The next prime is 321104023. The reversal of 321104011 is 110401123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321104011 - 2²⁷ = 186886283 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 321103982 and 321104000.

It is not a weakly prime, because it can be changed into another prime (321104071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160552005 + 160552006.

It is an arithmetic number, because the mean of its divisors is an integer number (160552006).

Almost surely, 2^321104011 is an apocalyptic number.

321104011 is a deficient number, since it is larger than the sum of its proper divisors (1).

321104011 is an equidigital number, since it uses as much as digits as its factorization.

321104011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 321104011 is about 17919.3752960308. The cubic root of 321104011 is about 684.7760725781.

Adding to 321104011 its reverse (110401123), we get a palindrome (431505134).

The spelling of 321104011 in words is "three hundred twenty-one million, one hundred four thousand, eleven".