342220332444 has 12 divisors (see below), whose sum is σ = 798514109064. Its totient is φ = 114073444144.

The previous prime is 342220332347. The next prime is 342220332473. The reversal of 342220332444 is 444233022243.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×342220332444² (a number of 24 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, 14259180507 + ... + 14259180530.

It is an arithmetic number, because the mean of its divisors is an integer number (66542842422).

Almost surely, 2^342220332444 is an apocalyptic number.

It is an amenable number.

342220332444 is an abundant number, since it is smaller than the sum of its proper divisors (456293776620).

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

342220332444 is a wasteful number, since it uses less digits than its factorization.

342220332444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28518361044 (or 28518361042 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 33.

Adding to 342220332444 its reverse (444233022243), we get a palindrome (786453354687).

The spelling of 342220332444 in words is "three hundred forty-two billion, two hundred twenty million, three hundred thirty-two thousand, four hundred forty-four".