121324343124 has 24 divisors (see below), whose sum is σ = 283096394560. Its totient is φ = 40440553344.

The previous prime is 121324343087. The next prime is 121324343183. The reversal of 121324343124 is 421343423121.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 121324343091 and 121324343100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674817 + ... + 835479.

Almost surely, 2^121324343124 is an apocalyptic number.

It is an amenable number.

121324343124 is an abundant number, since it is smaller than the sum of its proper divisors (161772051436).

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

121324343124 is a wasteful number, since it uses less digits than its factorization.

121324343124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223599 (or 223597 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

Adding to 121324343124 its reverse (421343423121), we get a palindrome (542667766245).

The spelling of 121324343124 in words is "one hundred twenty-one billion, three hundred twenty-four million, three hundred forty-three thousand, one hundred twenty-four".