4223111231040 has 448 divisors, whose sum is σ = 15266351788800. Its totient is φ = 980509556736.

The previous prime is 4223111230997. The next prime is 4223111231041. The reversal of 4223111231040 is 401321113224.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 4223111231040.

It is not an unprimeable number, because it can be changed into a prime (4223111231041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54261594 + ... + 54339366.

It is an arithmetic number, because the mean of its divisors is an integer number (34076678100).

Almost surely, 2^{4223111231040} is an apocalyptic number.

4223111231040 is a gapful number since it is divisible by the number (40) 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 4223111231040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7633175894400).

4223111231040 is an abundant number, since it is smaller than the sum of its proper divisors (11043240557760).

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

4223111231040 is a wasteful number, since it uses less digits than its factorization.

4223111231040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78054 (or 78044 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 4223111231040 its reverse (401321113224), we get a palindrome (4624432344264).

The spelling of 4223111231040 in words is "four trillion, two hundred twenty-three billion, one hundred eleven million, two hundred thirty-one thousand, forty".