120003353430 has 128 divisors (see below), whose sum is σ = 332069414400. Its totient is φ = 27549333504.

The previous prime is 120003353383. The next prime is 120003353443. The reversal of 120003353430 is 34353300021.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 120003353430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 67489 + ... + 494531.

It is an arithmetic number, because the mean of its divisors is an integer number (2594292300).

Almost surely, 2^120003353430 is an apocalyptic number.

120003353430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 120003353430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166034707200).

120003353430 is an abundant number, since it is smaller than the sum of its proper divisors (212066060970).

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

120003353430 is a wasteful number, since it uses less digits than its factorization.

120003353430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427118.

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 120003353430 its reverse (34353300021), we get a palindrome (154356653451).

The spelling of 120003353430 in words is "one hundred twenty billion, three million, three hundred fifty-three thousand, four hundred thirty".