223211023011 has 24 divisors (see below), whose sum is σ = 333274532864. Its totient is φ = 143808896880.

The previous prime is 223211022953. The next prime is 223211023019. The reversal of 223211023011 is 110320112322.

223211023011 is a `hidden beast` number, since 223 + 211 + 0 + 230 + 1 + 1 = 666.

It is not a de Polignac number, because 223211023011 - 2¹⁸ = 223210760867 is a prime.

It is a super-3 number, since 3×223211023011³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223211023019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347401 + ... + 753066.

Almost surely, 2^223211023011 is an apocalyptic number.

223211023011 is a deficient number, since it is larger than the sum of its proper divisors (110063509853).

223211023011 is a wasteful number, since it uses less digits than its factorization.

223211023011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101231 (or 1101228 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 223211023011 its reverse (110320112322), we get a palindrome (333531135333).

The spelling of 223211023011 in words is "two hundred twenty-three billion, two hundred eleven million, twenty-three thousand, eleven".