1323011101 has 4 divisors (see below), whose sum is σ = 1323129600. Its totient is φ = 1322892604.

The previous prime is 1323011093. The next prime is 1323011141. The reversal of 1323011101 is 1011103231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1323011101 - 2³ = 1323011093 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 (1323011141) 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 3 ways as a sum of consecutive naturals, for example, 40531 + ... + 65488.

It is an arithmetic number, because the mean of its divisors is an integer number (330782400).

Almost surely, 2^1323011101 is an apocalyptic number.

It is an amenable number.

1323011101 is a deficient number, since it is larger than the sum of its proper divisors (118499).

1323011101 is a wasteful number, since it uses less digits than its factorization.

1323011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118498.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1323011101 is about 36373.2195578010. The cubic root of 1323011101 is about 1097.7947834407.

Adding to 1323011101 its reverse (1011103231), we get a palindrome (2334114332).

The spelling of 1323011101 in words is "one billion, three hundred twenty-three million, eleven thousand, one hundred one".