121828326244 has 24 divisors (see below), whose sum is σ = 225771356160. Its totient is φ = 57323197056.

The previous prime is 121828326233. The next prime is 121828326251. The reversal of 121828326244 is 442623828121.

It is a self number, because there is not a number n which added to its sum of digits gives 121828326244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399517 + ... + 635035.

It is an arithmetic number, because the mean of its divisors is an integer number (9407139840).

Almost surely, 2^121828326244 is an apocalyptic number.

It is an amenable number.

121828326244 is a deficient number, since it is larger than the sum of its proper divisors (103943029916).

121828326244 is a wasteful number, since it uses less digits than its factorization.

121828326244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243147 (or 243145 counting only the distinct ones).

The product of its digits is 294912, while the sum is 43.

The spelling of 121828326244 in words is "one hundred twenty-one billion, eight hundred twenty-eight million, three hundred twenty-six thousand, two hundred forty-four".