1312043243102 has 8 divisors (see below), whose sum is σ = 1968403444776. Its totient is φ = 655908761512.

The previous prime is 1312043243081. The next prime is 1312043243149. The reversal of 1312043243102 is 2013423402131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1312043243102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56415488 + ... + 56438739.

It is an arithmetic number, because the mean of its divisors is an integer number (246050430597).

Almost surely, 2^{1312043243102} is an apocalyptic number.

1312043243102 is a deficient number, since it is larger than the sum of its proper divisors (656360201674).

1312043243102 is a wasteful number, since it uses less digits than its factorization.

1312043243102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112860042.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1312043243102 its reverse (2013423402131), we get a palindrome (3325466645233).

The spelling of 1312043243102 in words is "one trillion, three hundred twelve billion, forty-three million, two hundred forty-three thousand, one hundred two".