344111233012321 has 16 divisors (see below), whose sum is σ = 346698905414400. Its totient is φ = 341530159382208.

The previous prime is 344111233012249. The next prime is 344111233012367. The reversal of 344111233012321 is 123210332111443.

It is a cyclic number.

It is not a de Polignac number, because 344111233012321 - 2¹⁷ = 344111232881249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344111233012021) 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, 353883631 + ... + 354854683.

It is an arithmetic number, because the mean of its divisors is an integer number (21668681588400).

Almost surely, 2^{344111233012321} is an apocalyptic number.

It is an amenable number.

344111233012321 is a deficient number, since it is larger than the sum of its proper divisors (2587672402079).

344111233012321 is a wasteful number, since it uses less digits than its factorization.

344111233012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974448.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 344111233012321 its reverse (123210332111443), we get a palindrome (467321565123764).

The spelling of 344111233012321 in words is "three hundred forty-four trillion, one hundred eleven billion, two hundred thirty-three million, twelve thousand, three hundred twenty-one".