121341224320 has 32 divisors (see below), whose sum is σ = 290081365920. Its totient is φ = 48536489472.

The previous prime is 121341224311. The next prime is 121341224357. The reversal of 121341224320 is 23422143121.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94797192 + ... + 94798471.

It is an arithmetic number, because the mean of its divisors is an integer number (9065042685).

Almost surely, 2^121341224320 is an apocalyptic number.

121341224320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121341224320 is an abundant number, since it is smaller than the sum of its proper divisors (168740141600).

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

121341224320 is an equidigital number, since it uses as much as digits as its factorization.

121341224320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189595682 (or 189595670 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 121341224320 its reverse (23422143121), we get a palindrome (144763367441).

The spelling of 121341224320 in words is "one hundred twenty-one billion, three hundred forty-one million, two hundred twenty-four thousand, three hundred twenty".