12211111223333 has 12 divisors (see below), whose sum is σ = 13422821180160. Its totient is φ = 11100438979080.

The previous prime is 12211111223327. The next prime is 12211111223533. The reversal of 12211111223333 is 33332211111221.

It is a de Polignac number, because none of the positive numbers 2^k-12211111223333 is a prime.

It is a super-2 number, since 2×12211111223333² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211111223533) 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, 226373 + ... + 4947066.

It is an arithmetic number, because the mean of its divisors is an integer number (1118568431680).

Almost surely, 2^{12211111223333} is an apocalyptic number.

It is an amenable number.

12211111223333 is a deficient number, since it is larger than the sum of its proper divisors (1211709956827).

12211111223333 is a wasteful number, since it uses less digits than its factorization.

12211111223333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192968 (or 5192957 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

Adding to 12211111223333 its reverse (33332211111221), we get a palindrome (45543322334554).

The spelling of 12211111223333 in words is "twelve trillion, two hundred eleven billion, one hundred eleven million, two hundred twenty-three thousand, three hundred thirty-three".