121422424000 has 56 divisors (see below), whose sum is σ = 300702652848. Its totient is φ = 48568966400.

The previous prime is 121422423887. The next prime is 121422424007. The reversal of 121422424000 is 424224121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121422424007) by changing a digit.

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, 7580902 + ... + 7596901.

Almost surely, 2^121422424000 is an apocalyptic number.

121422424000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121422424000 is an abundant number, since it is smaller than the sum of its proper divisors (179280228848).

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

121422424000 is an equidigital number, since it uses as much as digits as its factorization.

121422424000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15177830 (or 15177810 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 121422424000 its reverse (424224121), we get a palindrome (121846648121).

The spelling of 121422424000 in words is "one hundred twenty-one billion, four hundred twenty-two million, four hundred twenty-four thousand".