4102223443520 has 112 divisors (see below), whose sum is σ = 9879189688368. Its totient is φ = 1622387220480.

The previous prime is 4102223443499. The next prime is 4102223443541. The reversal of 4102223443520 is 253443222014.

4102223443520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4102223443499) and next prime (4102223443541).

It can be written as a sum of positive squares in 8 ways, for example, as 12509975104 + 4089713468416 = 111848^2 + 2022304^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9815462 + ... + 10224858.

It is an arithmetic number, because the mean of its divisors is an integer number (88207050789).

Almost surely, 2^{4102223443520} is an apocalyptic number.

4102223443520 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 4102223443520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4939594844184).

4102223443520 is an abundant number, since it is smaller than the sum of its proper divisors (5776966244848).

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

4102223443520 is a wasteful number, since it uses less digits than its factorization.

4102223443520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409768 (or 409758 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 4102223443520 its reverse (253443222014), we get a palindrome (4355666665534).

The spelling of 4102223443520 in words is "four trillion, one hundred two billion, two hundred twenty-three million, four hundred forty-three thousand, five hundred twenty".