201112320223 has 4 divisors (see below), whose sum is σ = 201114959368. Its totient is φ = 201109681080.

The previous prime is 201112320217. The next prime is 201112320271. The reversal of 201112320223 is 322023211102.

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 201112320223 - 2¹⁷ = 201112189151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201112320223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201112320323) 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, 1201761 + ... + 1358842.

It is an arithmetic number, because the mean of its divisors is an integer number (50278739842).

Almost surely, 2^201112320223 is an apocalyptic number.

201112320223 is a deficient number, since it is larger than the sum of its proper divisors (2639145).

201112320223 is an equidigital number, since it uses as much as digits as its factorization.

201112320223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639144.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 201112320223 its reverse (322023211102), we get a palindrome (523135531325).

The spelling of 201112320223 in words is "two hundred one billion, one hundred twelve million, three hundred twenty thousand, two hundred twenty-three".