111321322102223 has 4 divisors (see below), whose sum is σ = 115159988381640. Its totient is φ = 107482655822808.

The previous prime is 111321322102163. The next prime is 111321322102357. The reversal of 111321322102223 is 322201223123111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111321322102223 - 2²⁴ = 111321305325007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111321322102192 and 111321322102201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111321322602223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1919333139665 + ... + 1919333139722.

It is an arithmetic number, because the mean of its divisors is an integer number (28789997095410).

Almost surely, 2^{111321322102223} is an apocalyptic number.

111321322102223 is a deficient number, since it is larger than the sum of its proper divisors (3838666279417).

111321322102223 is an equidigital number, since it uses as much as digits as its factorization.

111321322102223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3838666279416.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 111321322102223 its reverse (322201223123111), we get a palindrome (433522545225334).

The spelling of 111321322102223 in words is "one hundred eleven trillion, three hundred twenty-one billion, three hundred twenty-two million, one hundred two thousand, two hundred twenty-three".