1323100111133 has 8 divisors (see below), whose sum is σ = 1342524640248. Its totient is φ = 1303810945024.

The previous prime is 1323100111129. The next prime is 1323100111169. The reversal of 1323100111133 is 3311110013231.

It can be written as a sum of positive squares in 4 ways, for example, as 1386594169 + 1321713516964 = 37237^2 + 1149658^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323100111133 - 2² = 1323100111129 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 (1323100111733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33821060 + ... + 33860157.

It is an arithmetic number, because the mean of its divisors is an integer number (167815580031).

Almost surely, 2^{1323100111133} is an apocalyptic number.

It is an amenable number.

1323100111133 is a deficient number, since it is larger than the sum of its proper divisors (19424529115).

1323100111133 is a wasteful number, since it uses less digits than its factorization.

1323100111133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67681503.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1323100111133 its reverse (3311110013231), we get a palindrome (4634210124364).

The spelling of 1323100111133 in words is "one trillion, three hundred twenty-three billion, one hundred million, one hundred eleven thousand, one hundred thirty-three".