1311123242114 has 12 divisors (see below), whose sum is σ = 2287776269574. Its totient is φ = 561909960864.

The previous prime is 1311123242111. The next prime is 1311123242171. The reversal of 1311123242114 is 4112423211131.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1162461330625 + 148661911489 = 1078175^2 + 385567^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1311123242111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6689404199 + ... + 6689404394.

Almost surely, 2^{1311123242114} is an apocalyptic number.

1311123242114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1311123242114 is a deficient number, since it is larger than the sum of its proper divisors (976653027460).

1311123242114 is a wasteful number, since it uses less digits than its factorization.

1311123242114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13378808609 (or 13378808602 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

Adding to 1311123242114 its reverse (4112423211131), we get a palindrome (5423546453245).

The spelling of 1311123242114 in words is "one trillion, three hundred eleven billion, one hundred twenty-three million, two hundred forty-two thousand, one hundred fourteen".