344422222331 has 4 divisors (see below), whose sum is σ = 375733333464. Its totient is φ = 313111111200.

The previous prime is 344422222327. The next prime is 344422222349. The reversal of 344422222331 is 133222224443.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 344422222331 - 2² = 344422222327 is a prime.

It is a super-2 number, since 2×344422222331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344422222321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15655555550 + ... + 15655555571.

It is an arithmetic number, because the mean of its divisors is an integer number (93933333366).

Almost surely, 2^344422222331 is an apocalyptic number.

344422222331 is a deficient number, since it is larger than the sum of its proper divisors (31311111133).

344422222331 is a wasteful number, since it uses less digits than its factorization.

344422222331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31311111132.

The product of its digits is 55296, while the sum is 32.

Adding to 344422222331 its reverse (133222224443), we get a palindrome (477644446774).

The spelling of 344422222331 in words is "three hundred forty-four billion, four hundred twenty-two million, two hundred twenty-two thousand, three hundred thirty-one".