1323011110213 has 4 divisors (see below), whose sum is σ = 1424781195628. Its totient is φ = 1221241024800.

The previous prime is 1323011110189. The next prime is 1323011110261. The reversal of 1323011110213 is 3120111103231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 672757567524 + 650253542689 = 820218^2 + 806383^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323011110213 - 2¹⁷ = 1323010979141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323011110013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50885042688 + ... + 50885042713.

It is an arithmetic number, because the mean of its divisors is an integer number (356195298907).

Almost surely, 2^{1323011110213} is an apocalyptic number.

1323011110213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1323011110213 is a deficient number, since it is larger than the sum of its proper divisors (101770085415).

1323011110213 is a wasteful number, since it uses less digits than its factorization.

1323011110213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101770085414.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1323011110213 its reverse (3120111103231), we get a palindrome (4443122213444).

The spelling of 1323011110213 in words is "one trillion, three hundred twenty-three billion, eleven million, one hundred ten thousand, two hundred thirteen".