210023341440 has 128 divisors (see below), whose sum is σ = 730308510720. Its totient is φ = 50914744320.

The previous prime is 210023341403. The next prime is 210023341441. The reversal of 210023341440 is 44143320012.

210023341440 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 (128).

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 210023341440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210023341441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4951024 + ... + 4993263.

It is an arithmetic number, because the mean of its divisors is an integer number (5705535240).

Almost surely, 2^210023341440 is an apocalyptic number.

210023341440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210023341440 is an abundant number, since it is smaller than the sum of its proper divisors (520285169280).

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

210023341440 is a wasteful number, since it uses less digits than its factorization.

210023341440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9944320 (or 9944308 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 210023341440 its reverse (44143320012), we get a palindrome (254166661452).

The spelling of 210023341440 in words is "two hundred ten billion, twenty-three million, three hundred forty-one thousand, four hundred forty".