1100231322321 has 16 divisors (see below), whose sum is σ = 1483734672000. Its totient is φ = 725110835328.

The previous prime is 1100231322257. The next prime is 1100231322347. The reversal of 1100231322321 is 1232231320011.

It is not a de Polignac number, because 1100231322321 - 2⁶ = 1100231322257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100231322221) 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 15 ways as a sum of consecutive naturals, for example, 1059915 + ... + 1823151.

It is an arithmetic number, because the mean of its divisors is an integer number (92733417000).

Almost surely, 2^{1100231322321} is an apocalyptic number.

It is an amenable number.

1100231322321 is a deficient number, since it is larger than the sum of its proper divisors (383503349679).

1100231322321 is an equidigital number, since it uses as much as digits as its factorization.

1100231322321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768728.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1100231322321 its reverse (1232231320011), we get a palindrome (2332462642332).

The spelling of 1100231322321 in words is "one trillion, one hundred billion, two hundred thirty-one million, three hundred twenty-two thousand, three hundred twenty-one".