421203304142204 has 12 divisors (see below), whose sum is σ = 737301456759504. Its totient is φ = 210545745068064.

The previous prime is 421203304142171. The next prime is 421203304142213. The reversal of 421203304142204 is 402241403302124.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13976733809 + ... + 13976763944.

It is an arithmetic number, because the mean of its divisors is an integer number (61441788063292).

Almost surely, 2^{421203304142204} is an apocalyptic number.

It is an amenable number.

421203304142204 is a deficient number, since it is larger than the sum of its proper divisors (316098152617300).

421203304142204 is a wasteful number, since it uses less digits than its factorization.

421203304142204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27953501524 (or 27953501522 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 421203304142204 its reverse (402241403302124), we get a palindrome (823444707444328).

The spelling of 421203304142204 in words is "four hundred twenty-one trillion, two hundred three billion, three hundred four million, one hundred forty-two thousand, two hundred four".