201223010223 has 12 divisors (see below), whose sum is σ = 290681052480. Its totient is φ = 134136861216.

The previous prime is 201223010207. The next prime is 201223010273. The reversal of 201223010223 is 322010322102.

201223010223 is a `hidden beast` number, since 20 + 122 + 301 + 0 + 223 = 666.

It is not a de Polignac number, because 201223010223 - 2⁴ = 201223010207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201223010196 and 201223010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201223010273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 875838 + ... + 1081451.

It is an arithmetic number, because the mean of its divisors is an integer number (24223421040).

Almost surely, 2^201223010223 is an apocalyptic number.

201223010223 is a deficient number, since it is larger than the sum of its proper divisors (89458042257).

201223010223 is a wasteful number, since it uses less digits than its factorization.

201223010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968718 (or 1968715 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201223010223 its reverse (322010322102), we get a palindrome (523233332325).

The spelling of 201223010223 in words is "two hundred one billion, two hundred twenty-three million, ten thousand, two hundred twenty-three".