121852248916 has 24 divisors (see below), whose sum is σ = 225837775296. Its totient is φ = 57328844160.

The previous prime is 121852248893. The next prime is 121852248983. The reversal of 121852248916 is 619842258121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 121852248916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87171 + ... + 501301.

It is an arithmetic number, because the mean of its divisors is an integer number (9409907304).

Almost surely, 2^121852248916 is an apocalyptic number.

It is an amenable number.

121852248916 is a deficient number, since it is larger than the sum of its proper divisors (103985526380).

121852248916 is a wasteful number, since it uses less digits than its factorization.

121852248916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418479 (or 418477 counting only the distinct ones).

The product of its digits is 552960, while the sum is 49.

The spelling of 121852248916 in words is "one hundred twenty-one billion, eight hundred fifty-two million, two hundred forty-eight thousand, nine hundred sixteen".