12245223532 has 12 divisors (see below), whose sum is σ = 21523544280. Its totient is φ = 6095639456.

The previous prime is 12245223461. The next prime is 12245223553. The reversal of 12245223532 is 23532254221.

It is a junction number, because it is equal to n+sod(n) for n = 12245223494 and 12245223503.

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 3 ways as a sum of consecutive naturals, for example, 6742057 + ... + 6743872.

It is an arithmetic number, because the mean of its divisors is an integer number (1793628690).

Almost surely, 2^12245223532 is an apocalyptic number.

It is an amenable number.

12245223532 is a deficient number, since it is larger than the sum of its proper divisors (9278320748).

12245223532 is a wasteful number, since it uses less digits than its factorization.

12245223532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13486160 (or 13486158 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

Adding to 12245223532 its reverse (23532254221), we get a palindrome (35777477753).

The spelling of 12245223532 in words is "twelve billion, two hundred forty-five million, two hundred twenty-three thousand, five hundred thirty-two".