342401421223312 has 40 divisors (see below), whose sum is σ = 725785768612800. Its totient is φ = 155191058302080.

The previous prime is 342401421223283. The next prime is 342401421223369. The reversal of 342401421223312 is 213322124104243.

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, 2787134308 + ... + 2787257155.

It is an arithmetic number, because the mean of its divisors is an integer number (18144644215320).

Almost surely, 2^{342401421223312} is an apocalyptic number.

It is an amenable number.

342401421223312 is an abundant number, since it is smaller than the sum of its proper divisors (383384347389488).

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

342401421223312 is a wasteful number, since it uses less digits than its factorization.

342401421223312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574391831 (or 5574391825 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 342401421223312 its reverse (213322124104243), we get a palindrome (555723545327555).

The spelling of 342401421223312 in words is "three hundred forty-two trillion, four hundred one billion, four hundred twenty-one million, two hundred twenty-three thousand, three hundred twelve".