201130023223 has 4 divisors (see below), whose sum is σ = 201132523768. Its totient is φ = 201127522680.

The previous prime is 201130023217. The next prime is 201130023233. The reversal of 201130023223 is 322320031102.

201130023223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322320031102 = 2 ⋅161160015551.

It is a cyclic number.

It is not a de Polignac number, because 201130023223 - 2²⁹ = 200593152311 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 201130023223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201130023203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1125468 + ... + 1291873.

It is an arithmetic number, because the mean of its divisors is an integer number (50283130942).

Almost surely, 2^201130023223 is an apocalyptic number.

201130023223 is a deficient number, since it is larger than the sum of its proper divisors (2500545).

201130023223 is an equidigital number, since it uses as much as digits as its factorization.

201130023223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500544.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 201130023223 its reverse (322320031102), we get a palindrome (523450054325).

The spelling of 201130023223 in words is "two hundred one billion, one hundred thirty million, twenty-three thousand, two hundred twenty-three".