1323110021300 has 36 divisors (see below), whose sum is σ = 2871731845836. Its totient is φ = 529136524800.

The previous prime is 1323110021287. The next prime is 1323110021377. The reversal of 1323110021300 is 31200113231.

It can be written as a sum of positive squares in 6 ways, for example, as 16505568676 + 1306604452624 = 128474^2 + 1143068^2 .

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 847781 + ... + 1834380.

It is an arithmetic number, because the mean of its divisors is an integer number (79770329051).

Almost surely, 2^{1323110021300} is an apocalyptic number.

1323110021300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323110021300 is an abundant number, since it is smaller than the sum of its proper divisors (1548621824536).

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

1323110021300 is a wasteful number, since it uses less digits than its factorization.

1323110021300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687108 (or 2687101 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1323110021300 its reverse (31200113231), we get a palindrome (1354310134531).

The spelling of 1323110021300 in words is "one trillion, three hundred twenty-three billion, one hundred ten million, twenty-one thousand, three hundred".