1323323212203 has 12 divisors (see below), whose sum is σ = 1911520044720. Its totient is φ = 882190928976.

The previous prime is 1323323212199. The next prime is 1323323212213. The reversal of 1323323212203 is 3022123233231.

1323323212203 is a `hidden beast` number, since 1 + 3 + 2 + 332 + 321 + 2 + 2 + 0 + 3 = 666.

It is not a de Polignac number, because 1323323212203 - 2² = 1323323212199 is a prime.

It is a super-2 number, since 2×1323323212203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1323323212213) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1700988 + ... + 2353721.

It is an arithmetic number, because the mean of its divisors is an integer number (159293337060).

Almost surely, 2^{1323323212203} is an apocalyptic number.

1323323212203 is a deficient number, since it is larger than the sum of its proper divisors (588196832517).

1323323212203 is a wasteful number, since it uses less digits than its factorization.

1323323212203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090978 (or 4090975 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1323323212203 its reverse (3022123233231), we get a palindrome (4345446445434).

The spelling of 1323323212203 in words is "one trillion, three hundred twenty-three billion, three hundred twenty-three million, two hundred twelve thousand, two hundred three".