12211441432 has 16 divisors (see below), whose sum is σ = 23186282400. Its totient is φ = 6028432800.

The previous prime is 12211441399. The next prime is 12211441471. The reversal of 12211441432 is 23414411221.

It is a junction number, because it is equal to n+sod(n) for n = 12211441397 and 12211441406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9660319 + ... + 9661582.

It is an arithmetic number, because the mean of its divisors is an integer number (1449142650).

Almost surely, 2^12211441432 is an apocalyptic number.

It is an amenable number.

12211441432 is a deficient number, since it is larger than the sum of its proper divisors (10974840968).

12211441432 is a wasteful number, since it uses less digits than its factorization.

12211441432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19321986 (or 19321982 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

Adding to 12211441432 its reverse (23414411221), we get a palindrome (35625852653).

The spelling of 12211441432 in words is "twelve billion, two hundred eleven million, four hundred forty-one thousand, four hundred thirty-two".