1100321012311 has 2 divisors, whose sum is σ = 1100321012312. Its totient is φ = 1100321012310.

The previous prime is 1100321012309. The next prime is 1100321012339. The reversal of 1100321012311 is 1132101230011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100321012311 - 2¹ = 1100321012309 is a prime.

Together with 1100321012309, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100321012411) 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 as a sum of consecutive naturals, namely, 550160506155 + 550160506156.

It is an arithmetic number, because the mean of its divisors is an integer number (550160506156).

Almost surely, 2^{1100321012311} is an apocalyptic number.

1100321012311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100321012311 is an equidigital number, since it uses as much as digits as its factorization.

1100321012311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1100321012311 its reverse (1132101230011), we get a palindrome (2232422242322).

The spelling of 1100321012311 in words is "one trillion, one hundred billion, three hundred twenty-one million, twelve thousand, three hundred eleven".