320201001440123 has 2 divisors, whose sum is σ = 320201001440124. Its totient is φ = 320201001440122.

The previous prime is 320201001440083. The next prime is 320201001440129. The reversal of 320201001440123 is 321044100102023.

It is a strong prime.

It is an emirp because it is prime and its reverse (321044100102023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320201001440123 - 2²² = 320200997245819 is a prime.

It is not a weakly prime, because it can be changed into another prime (320201001440129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160100500720061 + 160100500720062.

It is an arithmetic number, because the mean of its divisors is an integer number (160100500720062).

Almost surely, 2^{320201001440123} is an apocalyptic number.

320201001440123 is a deficient number, since it is larger than the sum of its proper divisors (1).

320201001440123 is an equidigital number, since it uses as much as digits as its factorization.

320201001440123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 320201001440123 its reverse (321044100102023), we get a palindrome (641245101542146).

The spelling of 320201001440123 in words is "three hundred twenty trillion, two hundred one billion, one million, four hundred forty thousand, one hundred twenty-three".