12211020024 has 64 divisors (see below), whose sum is σ = 36091699200. Its totient is φ = 3368555904.

The previous prime is 12211020013. The next prime is 12211020043. The reversal of 12211020024 is 42002011221.

It is a junction number, because it is equal to n+sod(n) for n = 12211019985 and 12211020012.

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 15 ways as a sum of consecutive naturals, for example, 1248312 + ... + 1258055.

It is an arithmetic number, because the mean of its divisors is an integer number (563932800).

Almost surely, 2^12211020024 is an apocalyptic number.

12211020024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12211020024 is an abundant number, since it is smaller than the sum of its proper divisors (23880679176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12211020024 is a wasteful number, since it uses less digits than its factorization.

12211020024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2506412 (or 2506408 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12211020024 its reverse (42002011221), we get a palindrome (54213031245).

The spelling of 12211020024 in words is "twelve billion, two hundred eleven million, twenty thousand, twenty-four".