1312023233223 has 12 divisors (see below), whose sum is σ = 1977542264880. Its totient is φ = 836652496416.

The previous prime is 1312023233203. The next prime is 1312023233237. The reversal of 1312023233223 is 3223323202131.

1312023233223 is a `hidden beast` number, since 1 + 3 + 1 + 202 + 3 + 233 + 223 = 666.

It is not a de Polignac number, because 1312023233223 - 2¹⁶ = 1312023167687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312023233203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3169138038 + ... + 3169138451.

It is an arithmetic number, because the mean of its divisors is an integer number (164795188740).

Almost surely, 2^{1312023233223} is an apocalyptic number.

1312023233223 is a deficient number, since it is larger than the sum of its proper divisors (665519031657).

1312023233223 is a wasteful number, since it uses less digits than its factorization.

1312023233223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6338276518 (or 6338276515 counting only the distinct ones).

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

Adding to 1312023233223 its reverse (3223323202131), we get a palindrome (4535346435354).

The spelling of 1312023233223 in words is "one trillion, three hundred twelve billion, twenty-three million, two hundred thirty-three thousand, two hundred twenty-three".