344202214421 has 16 divisors (see below), whose sum is σ = 374168108160. Its totient is φ = 314748229440.

The previous prime is 344202214403. The next prime is 344202214427. The reversal of 344202214421 is 124412202443.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 344202214421 - 2⁶ = 344202214357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344202214427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330791 + ... + 893211.

It is an arithmetic number, because the mean of its divisors is an integer number (23385506760).

Almost surely, 2^344202214421 is an apocalyptic number.

It is an amenable number.

344202214421 is a deficient number, since it is larger than the sum of its proper divisors (29965893739).

344202214421 is a wasteful number, since it uses less digits than its factorization.

344202214421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562876.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 344202214421 its reverse (124412202443), we get a palindrome (468614416864).

The spelling of 344202214421 in words is "three hundred forty-four billion, two hundred two million, two hundred fourteen thousand, four hundred twenty-one".