344020221303 has 32 divisors (see below), whose sum is σ = 540965495040. Its totient is φ = 192185084160.

The previous prime is 344020221301. The next prime is 344020221313. The reversal of 344020221303 is 303122020443.

It is not a de Polignac number, because 344020221303 - 2¹ = 344020221301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344020221301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7391350 + ... + 7437747.

It is an arithmetic number, because the mean of its divisors is an integer number (16905171720).

Almost surely, 2^344020221303 is an apocalyptic number.

344020221303 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

344020221303 is a deficient number, since it is larger than the sum of its proper divisors (196945273737).

344020221303 is a wasteful number, since it uses less digits than its factorization.

344020221303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14829167.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 344020221303 its reverse (303122020443), we get a palindrome (647142241746).

The spelling of 344020221303 in words is "three hundred forty-four billion, twenty million, two hundred twenty-one thousand, three hundred three".