1312231122113 has 8 divisors (see below), whose sum is σ = 1312750694400. Its totient is φ = 1311711635520.

The previous prime is 1312231122109. The next prime is 1312231122197. The reversal of 1312231122113 is 3112211322131.

It is a happy number.

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 1312231122113 - 2² = 1312231122109 is a prime.

It is a super-3 number, since 3×1312231122113³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312231128113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60603113 + ... + 60624761.

It is an arithmetic number, because the mean of its divisors is an integer number (164093836800).

Almost surely, 2^{1312231122113} is an apocalyptic number.

It is an amenable number.

1312231122113 is a deficient number, since it is larger than the sum of its proper divisors (519572287).

1312231122113 is a wasteful number, since it uses less digits than its factorization.

1312231122113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42847.

The product of its digits is 432, while the sum is 23.

Adding to 1312231122113 its reverse (3112211322131), we get a palindrome (4424442444244).

The spelling of 1312231122113 in words is "one trillion, three hundred twelve billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred thirteen".