201223011223 has 8 divisors (see below), whose sum is σ = 229448863728. Its totient is φ = 174818181504.

The previous prime is 201223011211. The next prime is 201223011247. The reversal of 201223011223 is 322110322102.

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

It is a cyclic number.

It is not a de Polignac number, because 201223011223 - 2¹³ = 201223003031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201223011223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201223011203) 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, 455255461 + ... + 455255902.

It is an arithmetic number, because the mean of its divisors is an integer number (28681107966).

Almost surely, 2^201223011223 is an apocalyptic number.

201223011223 is a deficient number, since it is larger than the sum of its proper divisors (28225852505).

201223011223 is a wasteful number, since it uses less digits than its factorization.

201223011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910511393.

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

Adding to 201223011223 its reverse (322110322102), we get a palindrome (523333333325).

The spelling of 201223011223 in words is "two hundred one billion, two hundred twenty-three million, eleven thousand, two hundred twenty-three".