424321204124212 has 24 divisors (see below), whose sum is σ = 786603058536960. Its totient is φ = 199588927950720.

The previous prime is 424321204124197. The next prime is 424321204124287. The reversal of 424321204124212 is 212421402123424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431705364 + ... + 1432001707.

It is an arithmetic number, because the mean of its divisors is an integer number (32775127439040).

Almost surely, 2^{424321204124212} is an apocalyptic number.

It is an amenable number.

424321204124212 is a deficient number, since it is larger than the sum of its proper divisors (362281854412748).

424321204124212 is a wasteful number, since it uses less digits than its factorization.

424321204124212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2863709271 (or 2863709269 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 424321204124212 its reverse (212421402123424), we get a palindrome (636742606247636).

The spelling of 424321204124212 in words is "four hundred twenty-four trillion, three hundred twenty-one billion, two hundred four million, one hundred twenty-four thousand, two hundred twelve".