421122124200 has 96 divisors (see below), whose sum is σ = 1322003779200. Its totient is φ = 110877711360.

The previous prime is 421122124187. The next prime is 421122124201. The reversal of 421122124200 is 2421221124.

It is a super-3 number, since 3×421122124200³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (421122124201) 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 23 ways as a sum of consecutive naturals, for example, 4394817 + ... + 4489616.

It is an arithmetic number, because the mean of its divisors is an integer number (13770872700).

Almost surely, 2^421122124200 is an apocalyptic number.

421122124200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421122124200 is an abundant number, since it is smaller than the sum of its proper divisors (900881655000).

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

421122124200 is a wasteful number, since it uses less digits than its factorization.

421122124200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8884531 (or 8884522 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 421122124200 its reverse (2421221124), we get a palindrome (423543345324).

The spelling of 421122124200 in words is "four hundred twenty-one billion, one hundred twenty-two million, one hundred twenty-four thousand, two hundred".