1323123030201 has 64 divisors (see below), whose sum is σ = 2086645514240. Its totient is φ = 729778533120.

The previous prime is 1323123030167. The next prime is 1323123030239. The reversal of 1323123030201 is 1020303213231.

It is not a de Polignac number, because 1323123030201 - 2¹⁷ = 1323122899129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1323123030401) 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 63 ways as a sum of consecutive naturals, for example, 684491031 + ... + 684492963.

It is an arithmetic number, because the mean of its divisors is an integer number (32603836160).

Almost surely, 2^{1323123030201} is an apocalyptic number.

It is an amenable number.

1323123030201 is a deficient number, since it is larger than the sum of its proper divisors (763522484039).

1323123030201 is a wasteful number, since it uses less digits than its factorization.

1323123030201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4166.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1323123030201 its reverse (1020303213231), we get a palindrome (2343426243432).

The spelling of 1323123030201 in words is "one trillion, three hundred twenty-three billion, one hundred twenty-three million, thirty thousand, two hundred one".