223231133211111 has 12 divisors (see below), whose sum is σ = 322482165481320. Its totient is φ = 148803588418320.

The previous prime is 223231133211067. The next prime is 223231133211161. The reversal of 223231133211111 is 111112331132322.

223231133211111 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 311 + 3 + 321 + 11 + 11 = 666.

It is not a de Polignac number, because 223231133211111 - 2¹³ = 223231133202919 is a prime.

It is a super-3 number, since 3×223231133211111³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223231133211161) 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, 1430505625 + ... + 1430661666.

It is an arithmetic number, because the mean of its divisors is an integer number (26873513790110).

Almost surely, 2^{223231133211111} is an apocalyptic number.

223231133211111 is a deficient number, since it is larger than the sum of its proper divisors (99251032270209).

223231133211111 is a wasteful number, since it uses less digits than its factorization.

223231133211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861175966 (or 2861175963 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

Adding to 223231133211111 its reverse (111112331132322), we get a palindrome (334343464343433).

The spelling of 223231133211111 in words is "two hundred twenty-three trillion, two hundred thirty-one billion, one hundred thirty-three million, two hundred eleven thousand, one hundred eleven".