12043422300 has 288 divisors, whose sum is σ = 44049736192. Its totient is φ = 2472145920.

The previous prime is 12043422277. The next prime is 12043422301. The reversal of 12043422300 is 322434021.

It is a super-2 number, since 2×12043422300² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043422301) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1004139 + ... + 1016061.

Almost surely, 2^12043422300 is an apocalyptic number.

12043422300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12043422300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22024868096).

12043422300 is an abundant number, since it is smaller than the sum of its proper divisors (32006313892).

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

12043422300 is a wasteful number, since it uses less digits than its factorization.

12043422300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11997 (or 11990 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 12043422300 its reverse (322434021), we get a palindrome (12365856321).

The spelling of 12043422300 in words is "twelve billion, forty-three million, four hundred twenty-two thousand, three hundred".