321204411424112 has 20 divisors (see below), whose sum is σ = 629326058902560. Its totient is φ = 158797686546048.

The previous prime is 321204411424069. The next prime is 321204411424123. The reversal of 321204411424112 is 211424114402123.

It is a happy number.

It is a super-2 number, since 2×321204411424112² (a number of 30 digits) contains 22 as substring.

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, 112782446408 + ... + 112782449255.

It is an arithmetic number, because the mean of its divisors is an integer number (31466302945128).

Almost surely, 2^{321204411424112} is an apocalyptic number.

It is an amenable number.

321204411424112 is a deficient number, since it is larger than the sum of its proper divisors (308121647478448).

321204411424112 is a wasteful number, since it uses less digits than its factorization.

321204411424112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225564895760 (or 225564895754 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

Adding to 321204411424112 its reverse (211424114402123), we get a palindrome (532628525826235).

The spelling of 321204411424112 in words is "three hundred twenty-one trillion, two hundred four billion, four hundred eleven million, four hundred twenty-four thousand, one hundred twelve".