10043120400 has 120 divisors (see below), whose sum is σ = 32624858304. Its totient is φ = 2640422400.

The previous prime is 10043120389. The next prime is 10043120497. The reversal of 10043120400 is 402134001.

10043120400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10043120400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26262 + ... + 144138.

Almost surely, 2^10043120400 is an apocalyptic number.

10043120400 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 10043120400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16312429152).

10043120400 is an abundant number, since it is smaller than the sum of its proper divisors (22581737904).

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

10043120400 is a wasteful number, since it uses less digits than its factorization.

10043120400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117969 (or 117958 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10043120400 its reverse (402134001), we get a palindrome (10445254401).

The spelling of 10043120400 in words is "ten billion, forty-three million, one hundred twenty thousand, four hundred".