1323353021235 has 24 divisors (see below), whose sum is σ = 2463057053136. Its totient is φ = 604961380800.

The previous prime is 1323353021233. The next prime is 1323353021311. The reversal of 1323353021235 is 5321203533231.

It is a happy number.

It is not a de Polignac number, because 1323353021235 - 2¹ = 1323353021233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1323353021196 and 1323353021205.

It is not an unprimeable number, because it can be changed into a prime (1323353021233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 900239416 + ... + 900240885.

It is an arithmetic number, because the mean of its divisors is an integer number (102627377214).

Almost surely, 2^{1323353021235} is an apocalyptic number.

1323353021235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1323353021235 is a deficient number, since it is larger than the sum of its proper divisors (1139704031901).

1323353021235 is a wasteful number, since it uses less digits than its factorization.

1323353021235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800480323 (or 1800480316 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 33.

Adding to 1323353021235 its reverse (5321203533231), we get a palindrome (6644556554466).

The spelling of 1323353021235 in words is "one trillion, three hundred twenty-three billion, three hundred fifty-three million, twenty-one thousand, two hundred thirty-five".