223123102193 has 4 divisors (see below), whose sum is σ = 223139696100. Its totient is φ = 223106508288.

The previous prime is 223123102157. The next prime is 223123102217. The reversal of 223123102193 is 391201321322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 180741468769 + 42381633424 = 425137^2 + 205868^2 .

It is a cyclic number.

It is not a de Polignac number, because 223123102193 - 2⁶ = 223123102129 is a prime.

It is a super-3 number, since 3×223123102193³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223123102793) 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, 8276768 + ... + 8303681.

It is an arithmetic number, because the mean of its divisors is an integer number (55784924025).

Almost surely, 2^223123102193 is an apocalyptic number.

It is an amenable number.

223123102193 is a deficient number, since it is larger than the sum of its proper divisors (16593907).

223123102193 is a wasteful number, since it uses less digits than its factorization.

223123102193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16593906.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 223123102193 in words is "two hundred twenty-three billion, one hundred twenty-three million, one hundred two thousand, one hundred ninety-three".