1331312204223 has 24 divisors (see below), whose sum is σ = 1989478810800. Its totient is φ = 856866925824.

The previous prime is 1331312204207. The next prime is 1331312204273. The reversal of 1331312204223 is 3224022131331.

1331312204223 is a `hidden beast` number, since 1 + 3 + 3 + 13 + 1 + 220 + 422 + 3 = 666.

It is not a de Polignac number, because 1331312204223 - 2⁴ = 1331312204207 is a prime.

It is a super-2 number, since 2×1331312204223² (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 (1331312204273) 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, 3110836 + ... + 3512822.

It is an arithmetic number, because the mean of its divisors is an integer number (82894950450).

Almost surely, 2^{1331312204223} is an apocalyptic number.

1331312204223 is a deficient number, since it is larger than the sum of its proper divisors (658166606577).

1331312204223 is a wasteful number, since it uses less digits than its factorization.

1331312204223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414711 (or 414708 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1331312204223 its reverse (3224022131331), we get a palindrome (4555334335554).

The spelling of 1331312204223 in words is "one trillion, three hundred thirty-one billion, three hundred twelve million, two hundred four thousand, two hundred twenty-three".