1224201020343 has 16 divisors (see below), whose sum is σ = 1891003274496. Its totient is φ = 689960652480.

The previous prime is 1224201020333. The next prime is 1224201020363. The reversal of 1224201020343 is 3430201024221.

It is a happy number.

It is not a de Polignac number, because 1224201020343 - 2¹⁴ = 1224201003959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224201020303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399281253 + ... + 399284318.

It is an arithmetic number, because the mean of its divisors is an integer number (118187704656).

Almost surely, 2^{1224201020343} is an apocalyptic number.

1224201020343 is a deficient number, since it is larger than the sum of its proper divisors (666802254153).

1224201020343 is an equidigital number, since it uses as much as digits as its factorization.

1224201020343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798565654.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1224201020343 its reverse (3430201024221), we get a palindrome (4654402044564).

The spelling of 1224201020343 in words is "one trillion, two hundred twenty-four billion, two hundred one million, twenty thousand, three hundred forty-three".