1323110133120 has 64 divisors (see below), whose sum is σ = 4217413555440. Its totient is φ = 352829368320.

The previous prime is 1323110133119. The next prime is 1323110133221. The reversal of 1323110133120 is 213310113231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344558011 + ... + 344561850.

Almost surely, 2^{1323110133120} is an apocalyptic number.

1323110133120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323110133120 is an abundant number, since it is smaller than the sum of its proper divisors (2894303422320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323110133120 is an equidigital number, since it uses as much as digits as its factorization.

1323110133120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689119883 (or 689119871 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1323110133120 its reverse (213310113231), we get a palindrome (1536420246351).

The spelling of 1323110133120 in words is "one trillion, three hundred twenty-three billion, one hundred ten million, one hundred thirty-three thousand, one hundred twenty".