1312110101223 has 24 divisors (see below), whose sum is σ = 1901650333440. Its totient is φ = 871798576320.

The previous prime is 1312110101143. The next prime is 1312110101257. The reversal of 1312110101223 is 3221010112131.

1312110101223 is a `hidden beast` number, since 131 + 211 + 0 + 101 + 223 = 666.

It is not a de Polignac number, because 1312110101223 - 2¹⁰ = 1312110100199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1312110101196 and 1312110101205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312110101273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4805293 + ... + 5071001.

It is an arithmetic number, because the mean of its divisors is an integer number (79235430560).

Almost surely, 2^{1312110101223} is an apocalyptic number.

1312110101223 is a deficient number, since it is larger than the sum of its proper divisors (589540232217).

1312110101223 is a wasteful number, since it uses less digits than its factorization.

1312110101223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267559 (or 267556 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1312110101223 its reverse (3221010112131), we get a palindrome (4533120213354).

The spelling of 1312110101223 in words is "one trillion, three hundred twelve billion, one hundred ten million, one hundred one thousand, two hundred twenty-three".