1311423114123 has 16 divisors (see below), whose sum is σ = 1943341949440. Its totient is φ = 874060274952.

The previous prime is 1311423114121. The next prime is 1311423114139. The reversal of 1311423114123 is 3214113241131.

1311423114123 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 423 + 114 + 123 = 666.

It is not a de Polignac number, because 1311423114123 - 2¹ = 1311423114121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311423114121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6052711 + ... + 6265632.

It is an arithmetic number, because the mean of its divisors is an integer number (121458871840).

Almost surely, 2^{1311423114123} is an apocalyptic number.

1311423114123 is a deficient number, since it is larger than the sum of its proper divisors (631918835317).

1311423114123 is a wasteful number, since it uses less digits than its factorization.

1311423114123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322295 (or 12322289 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

Adding to 1311423114123 its reverse (3214113241131), we get a palindrome (4525536355254).

The spelling of 1311423114123 in words is "one trillion, three hundred eleven billion, four hundred twenty-three million, one hundred fourteen thousand, one hundred twenty-three".