121423324124 has 12 divisors (see below), whose sum is σ = 214112885448. Its totient is φ = 60248214000.

The previous prime is 121423324097. The next prime is 121423324129. The reversal of 121423324124 is 421423324121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121423324129) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 115861427 + ... + 115862474.

It is an arithmetic number, because the mean of its divisors is an integer number (17842740454).

Almost surely, 2^121423324124 is an apocalyptic number.

It is an amenable number.

121423324124 is a deficient number, since it is larger than the sum of its proper divisors (92689561324).

121423324124 is a wasteful number, since it uses less digits than its factorization.

121423324124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231724036 (or 231724034 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

Adding to 121423324124 its reverse (421423324121), we get a palindrome (542846648245).

The spelling of 121423324124 in words is "one hundred twenty-one billion, four hundred twenty-three million, three hundred twenty-four thousand, one hundred twenty-four".