1310112321121 has 8 divisors (see below), whose sum is σ = 1381337550080. Its totient is φ = 1239114287088.

The previous prime is 1310112321113. The next prime is 1310112321127. The reversal of 1310112321121 is 1211232110131.

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 1310112321121 - 2³ = 1310112321113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (1310112321127) 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, 56786886 + ... + 56809951.

It is an arithmetic number, because the mean of its divisors is an integer number (172667193760).

Almost surely, 2^{1310112321121} is an apocalyptic number.

It is an amenable number.

1310112321121 is a deficient number, since it is larger than the sum of its proper divisors (71225228959).

1310112321121 is a wasteful number, since it uses less digits than its factorization.

1310112321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113597463.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1310112321121 its reverse (1211232110131), we get a palindrome (2521344431252).

The spelling of 1310112321121 in words is "one trillion, three hundred ten billion, one hundred twelve million, three hundred twenty-one thousand, one hundred twenty-one".