12211144024 has 32 divisors (see below), whose sum is σ = 23282035200. Its totient is φ = 6003073440.

The previous prime is 12211144007. The next prime is 12211144069. The reversal of 12211144024 is 42044111221.

It is a super-2 number, since 2×12211144024² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12211143986 and 12211144004.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 179167 + ... + 237745.

It is an arithmetic number, because the mean of its divisors is an integer number (727563600).

Almost surely, 2^12211144024 is an apocalyptic number.

It is an amenable number.

12211144024 is a deficient number, since it is larger than the sum of its proper divisors (11070891176).

12211144024 is a wasteful number, since it uses less digits than its factorization.

12211144024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59023 (or 59019 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 12211144024 its reverse (42044111221), we get a palindrome (54255255245).

The spelling of 12211144024 in words is "twelve billion, two hundred eleven million, one hundred forty-four thousand, twenty-four".