201112122220223 has 8 divisors (see below), whose sum is σ = 202395616921392. Its totient is φ = 199828659491136.

The previous prime is 201112122220201. The next prime is 201112122220277. The reversal of 201112122220223 is 322022221211102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201112122220223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201112122222223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4691636 + ... + 20596982.

It is an arithmetic number, because the mean of its divisors is an integer number (25299452115174).

Almost surely, 2^{201112122220223} is an apocalyptic number.

201112122220223 is a deficient number, since it is larger than the sum of its proper divisors (1283494701169).

201112122220223 is a wasteful number, since it uses less digits than its factorization.

201112122220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15986041.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 201112122220223 its reverse (322022221211102), we get a palindrome (523134343431325).

The spelling of 201112122220223 in words is "two hundred one trillion, one hundred twelve billion, one hundred twenty-two million, two hundred twenty thousand, two hundred twenty-three".