12220043000 has 64 divisors (see below), whose sum is σ = 31194465120. Its totient is φ = 4443648000.

The previous prime is 12220042999. The next prime is 12220043041. The reversal of 12220043000 is 34002221.

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, 544457 + ... + 566456.

Almost surely, 2^12220043000 is an apocalyptic number.

12220043000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12220043000 is an abundant number, since it is smaller than the sum of its proper divisors (18974422120).

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

12220043000 is a wasteful number, since it uses less digits than its factorization.

12220043000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110945 (or 1110931 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 12220043000 its reverse (34002221), we get a palindrome (12254045221).

The spelling of 12220043000 in words is "twelve billion, two hundred twenty million, forty-three thousand".