1232321447343 has 32 divisors (see below), whose sum is σ = 1948237885440. Its totient is φ = 678008782080.

The previous prime is 1232321447327. The next prime is 1232321447363. The reversal of 1232321447343 is 3437441232321.

It is not a de Polignac number, because 1232321447343 - 2⁴ = 1232321447327 is a prime.

It is a super-2 number, since 2×1232321447343² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232321447363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4676238 + ... + 4932731.

It is an arithmetic number, because the mean of its divisors is an integer number (60882433920).

Almost surely, 2^{1232321447343} is an apocalyptic number.

1232321447343 is a deficient number, since it is larger than the sum of its proper divisors (715916438097).

1232321447343 is a wasteful number, since it uses less digits than its factorization.

1232321447343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9609207.

The product of its digits is 290304, while the sum is 39.

Adding to 1232321447343 its reverse (3437441232321), we get a palindrome (4669762679664).

The spelling of 1232321447343 in words is "one trillion, two hundred thirty-two billion, three hundred twenty-one million, four hundred forty-seven thousand, three hundred forty-three".