1323112331102 has 4 divisors (see below), whose sum is σ = 1984668496656. Its totient is φ = 661556165550.

The previous prime is 1323112331083. The next prime is 1323112331113. The reversal of 1323112331102 is 2011332113231.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330778082774 + ... + 330778082777.

It is an arithmetic number, because the mean of its divisors is an integer number (496167124164).

Almost surely, 2^{1323112331102} is an apocalyptic number.

1323112331102 is a deficient number, since it is larger than the sum of its proper divisors (661556165554).

1323112331102 is an equidigital number, since it uses as much as digits as its factorization.

1323112331102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661556165553.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1323112331102 its reverse (2011332113231), we get a palindrome (3334444444333).

The spelling of 1323112331102 in words is "one trillion, three hundred twenty-three billion, one hundred twelve million, three hundred thirty-one thousand, one hundred two".