1323112141240 has 32 divisors (see below), whose sum is σ = 2979884310480. Its totient is φ = 528732502272.

The previous prime is 1323112141199. The next prime is 1323112141249. The reversal of 1323112141240 is 421412113231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323112141249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15969234 + ... + 16051873.

Almost surely, 2^{1323112141240} is an apocalyptic number.

1323112141240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323112141240 is an abundant number, since it is smaller than the sum of its proper divisors (1656772169240).

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

1323112141240 is a wasteful number, since it uses less digits than its factorization.

1323112141240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32022151 (or 32022147 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1323112141240 its reverse (421412113231), we get a palindrome (1744524254471).

The spelling of 1323112141240 in words is "one trillion, three hundred twenty-three billion, one hundred twelve million, one hundred forty-one thousand, two hundred forty".