1311022112323 has 8 divisors (see below), whose sum is σ = 1634521075200. Its totient is φ = 1021575671880.

The previous prime is 1311022112303. The next prime is 1311022112357. The reversal of 1311022112323 is 3232112201131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1311022112323 - 2⁹ = 1311022111811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311022112294 and 1311022112303.

It is not an unprimeable number, because it can be changed into a prime (1311022112303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8513130523 + ... + 8513130676.

It is an arithmetic number, because the mean of its divisors is an integer number (204315134400).

Almost surely, 2^{1311022112323} is an apocalyptic number.

1311022112323 is a deficient number, since it is larger than the sum of its proper divisors (323498962877).

1311022112323 is a wasteful number, since it uses less digits than its factorization.

1311022112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17026261217.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1311022112323 its reverse (3232112201131), we get a palindrome (4543134313454).

The spelling of 1311022112323 in words is "one trillion, three hundred eleven billion, twenty-two million, one hundred twelve thousand, three hundred twenty-three".