1323023401103 has 4 divisors (see below), whose sum is σ = 1358780790360. Its totient is φ = 1287266011848.

The previous prime is 1323023401069. The next prime is 1323023401121. The reversal of 1323023401103 is 3011043203231.

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

It is a cyclic number.

It is not a de Polignac number, because 1323023401103 - 2¹⁶ = 1323023335567 is a prime.

It is a super-2 number, since 2×1323023401103² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323023401123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17878694573 + ... + 17878694646.

It is an arithmetic number, because the mean of its divisors is an integer number (339695197590).

Almost surely, 2^{1323023401103} is an apocalyptic number.

1323023401103 is a deficient number, since it is larger than the sum of its proper divisors (35757389257).

1323023401103 is an equidigital number, since it uses as much as digits as its factorization.

1323023401103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35757389256.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1323023401103 its reverse (3011043203231), we get a palindrome (4334066604334).

The spelling of 1323023401103 in words is "one trillion, three hundred twenty-three billion, twenty-three million, four hundred one thousand, one hundred three".