12233114440 has 64 divisors (see below), whose sum is σ = 28106915760. Its totient is φ = 4790123520.

The previous prime is 12233114431. The next prime is 12233114449. The reversal of 12233114440 is 4441133221.

It is an interprime number because it is at equal distance from previous prime (12233114431) and next prime (12233114449).

It can be written as a sum of positive squares in 8 ways, for example, as 8709742276 + 3523372164 = 93326^2 + 59358^2 .

It is not an unprimeable number, because it can be changed into a prime (12233114449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 971062 + ... + 983578.

Almost surely, 2^12233114440 is an apocalyptic number.

12233114440 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 12233114440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14053457880).

12233114440 is an abundant number, since it is smaller than the sum of its proper divisors (15873801320).

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

12233114440 is a wasteful number, since it uses less digits than its factorization.

12233114440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13042 (or 13038 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12233114440 its reverse (4441133221), we get a palindrome (16674247661).

The spelling of 12233114440 in words is "twelve billion, two hundred thirty-three million, one hundred fourteen thousand, four hundred forty".