121234894356 has 24 divisors (see below), whose sum is σ = 283058597920. Its totient is φ = 40386320352.

The previous prime is 121234894343. The next prime is 121234894367. The reversal of 121234894356 is 653498432121.

121234894356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3143926 + ... + 3182253.

Almost surely, 2^121234894356 is an apocalyptic number.

It is an amenable number.

121234894356 is an abundant number, since it is smaller than the sum of its proper divisors (161823703564).

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

121234894356 is a wasteful number, since it uses less digits than its factorization.

121234894356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6327783 (or 6327781 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 48.

The spelling of 121234894356 in words is "one hundred twenty-one billion, two hundred thirty-four million, eight hundred ninety-four thousand, three hundred fifty-six".