344320121100 has 36 divisors (see below), whose sum is σ = 996232884584. Its totient is φ = 91818698880.

The previous prime is 344320121071. The next prime is 344320121113. The reversal of 344320121100 is 1121023443.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 573866569 + ... + 573867168.

Almost surely, 2^344320121100 is an apocalyptic number.

344320121100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

344320121100 is an abundant number, since it is smaller than the sum of its proper divisors (651912763484).

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

344320121100 is a wasteful number, since it uses less digits than its factorization.

344320121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147733754 (or 1147733747 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 344320121100 its reverse (1121023443), we get a palindrome (345441144543).

The spelling of 344320121100 in words is "three hundred forty-four billion, three hundred twenty million, one hundred twenty-one thousand, one hundred".