1312023121102 has 8 divisors (see below), whose sum is σ = 1968229972800. Its totient is φ = 655946463504.

The previous prime is 1312023121009. The next prime is 1312023121117. The reversal of 1312023121102 is 2011213202131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1312023121102.

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, 32523327 + ... + 32563642.

It is an arithmetic number, because the mean of its divisors is an integer number (246028746600).

Almost surely, 2^{1312023121102} is an apocalyptic number.

1312023121102 is a deficient number, since it is larger than the sum of its proper divisors (656206851698).

1312023121102 is a wasteful number, since it uses less digits than its factorization.

1312023121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65097050.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1312023121102 its reverse (2011213202131), we get a palindrome (3323236323233).

The spelling of 1312023121102 in words is "one trillion, three hundred twelve billion, twenty-three million, one hundred twenty-one thousand, one hundred two".