102320240401 has 4 divisors (see below), whose sum is σ = 102364100532. Its totient is φ = 102276380272.

The previous prime is 102320240317. The next prime is 102320240431. The reversal of 102320240401 is 104042023201.

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 41259359376 + 61060881025 = 203124^2 + 247105^2 .

It is a cyclic number.

It is not a de Polignac number, because 102320240401 - 2²⁹ = 101783369489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102320240431) 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, 21926566 + ... + 21931231.

It is an arithmetic number, because the mean of its divisors is an integer number (25591025133).

Almost surely, 2^102320240401 is an apocalyptic number.

It is an amenable number.

102320240401 is a deficient number, since it is larger than the sum of its proper divisors (43860131).

102320240401 is an equidigital number, since it uses as much as digits as its factorization.

102320240401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43860130.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 102320240401 its reverse (104042023201), we get a palindrome (206362263602).

The spelling of 102320240401 in words is "one hundred two billion, three hundred twenty million, two hundred forty thousand, four hundred one".