4123320423001 has 4 divisors (see below), whose sum is σ = 4440498917092. Its totient is φ = 3806141928912.

The previous prime is 4123320422999. The next prime is 4123320423073. The reversal of 4123320423001 is 1003240233214.

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 2534336641600 + 1588983781401 = 1591960^2 + 1260549^2 .

It is a cyclic number.

It is not a de Polignac number, because 4123320423001 - 2¹ = 4123320422999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4123320483001) 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, 158589247026 + ... + 158589247051.

It is an arithmetic number, because the mean of its divisors is an integer number (1110124729273).

Almost surely, 2^{4123320423001} is an apocalyptic number.

It is an amenable number.

4123320423001 is a deficient number, since it is larger than the sum of its proper divisors (317178494091).

4123320423001 is a wasteful number, since it uses less digits than its factorization.

4123320423001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317178494090.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 4123320423001 its reverse (1003240233214), we get a palindrome (5126560656215).

The spelling of 4123320423001 in words is "four trillion, one hundred twenty-three billion, three hundred twenty million, four hundred twenty-three thousand, one".