1323000312031 has 32 divisors (see below), whose sum is σ = 1419973632000. Its totient is φ = 1229630105088.

The previous prime is 1323000311987. The next prime is 1323000312037. The reversal of 1323000312031 is 1302130003231.

It is a cyclic number.

It is not a de Polignac number, because 1323000312031 - 2⁹ = 1323000311519 is a prime.

It is a super-3 number, since 3×1323000312031³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323000312037) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 507089655 + ... + 507092263.

It is an arithmetic number, because the mean of its divisors is an integer number (44374176000).

Almost surely, 2^{1323000312031} is an apocalyptic number.

1323000312031 is a deficient number, since it is larger than the sum of its proper divisors (96973319969).

1323000312031 is a wasteful number, since it uses less digits than its factorization.

1323000312031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5143.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1323000312031 its reverse (1302130003231), we get a palindrome (2625130315262).

The spelling of 1323000312031 in words is "one trillion, three hundred twenty-three billion, three hundred twelve thousand, thirty-one".