1223100314321 has 16 divisors (see below), whose sum is σ = 1326774110976. Its totient is φ = 1123106247936.

The previous prime is 1223100314263. The next prime is 1223100314323. The reversal of 1223100314321 is 1234130013221.

It is not a de Polignac number, because 1223100314321 - 2¹⁰ = 1223100313297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1223100314323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2161211 + ... + 2667776.

It is an arithmetic number, because the mean of its divisors is an integer number (82923381936).

Almost surely, 2^{1223100314321} is an apocalyptic number.

It is an amenable number.

1223100314321 is a deficient number, since it is larger than the sum of its proper divisors (103673796655).

1223100314321 is a wasteful number, since it uses less digits than its factorization.

1223100314321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4829368.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1223100314321 its reverse (1234130013221), we get a palindrome (2457230327542).

The spelling of 1223100314321 in words is "one trillion, two hundred twenty-three billion, one hundred million, three hundred fourteen thousand, three hundred twenty-one".