1343211231320 has 32 divisors (see below), whose sum is σ = 3453971738400. Its totient is φ = 460529564928.

The previous prime is 1343211231319. The next prime is 1343211231331. The reversal of 1343211231320 is 231321123431.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1343211231320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2398591205 + ... + 2398591764.

It is an arithmetic number, because the mean of its divisors is an integer number (107936616825).

Almost surely, 2^{1343211231320} is an apocalyptic number.

1343211231320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343211231320 is an abundant number, since it is smaller than the sum of its proper divisors (2110760507080).

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

1343211231320 is a wasteful number, since it uses less digits than its factorization.

1343211231320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797182987 (or 4797182983 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1343211231320 its reverse (231321123431), we get a palindrome (1574532354751).

The spelling of 1343211231320 in words is "one trillion, three hundred forty-three billion, two hundred eleven million, two hundred thirty-one thousand, three hundred twenty".