343323404112 has 80 divisors (see below), whose sum is σ = 1005414052160. Its totient is φ = 100078073856.

The previous prime is 343323404101. The next prime is 343323404119. The reversal of 343323404112 is 211404323343.

It is a happy number.

It is a super-2 number, since 2×343323404112² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343323404112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343323404119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14467033 + ... + 14490744.

It is an arithmetic number, because the mean of its divisors is an integer number (12567675652).

Almost surely, 2^343323404112 is an apocalyptic number.

It is an amenable number.

343323404112 is an abundant number, since it is smaller than the sum of its proper divisors (662090648048).

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

343323404112 is a wasteful number, since it uses less digits than its factorization.

343323404112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28957820 (or 28957814 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 343323404112 its reverse (211404323343), we get a palindrome (554727727455).

The spelling of 343323404112 in words is "three hundred forty-three billion, three hundred twenty-three million, four hundred four thousand, one hundred twelve".