421142124204 has 30 divisors (see below), whose sum is σ = 1100948702084. Its totient is φ = 140380707960.

The previous prime is 421142124191. The next prime is 421142124223. The reversal of 421142124204 is 402421241124.

421142124204 is a `hidden beast` number, since 4 + 2 + 11 + 421 + 24 + 204 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 9 ways as a sum of consecutive naturals, for example, 649910362 + ... + 649911009.

Almost surely, 2^421142124204 is an apocalyptic number.

It is an amenable number.

421142124204 is an abundant number, since it is smaller than the sum of its proper divisors (679806577880).

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

421142124204 is a wasteful number, since it uses less digits than its factorization.

421142124204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299821387 (or 1299821376 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 421142124204 its reverse (402421241124), we get a palindrome (823563365328).

The spelling of 421142124204 in words is "four hundred twenty-one billion, one hundred forty-two million, one hundred twenty-four thousand, two hundred four".