23320401344242 has 8 divisors (see below), whose sum is σ = 34982925890796. Its totient is φ = 11659426047312.

The previous prime is 23320401344209. The next prime is 23320401344243. The reversal of 23320401344242 is 24244310402332.

It can be written as a sum of positive squares in 2 ways, for example, as 21558758345881 + 1761642998361 = 4643141^2 + 1327269^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×23320401344242² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23320401344198 and 23320401344207.

It is not an unprimeable number, because it can be changed into a prime (23320401344243) 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, 387274773 + ... + 387334984.

Almost surely, 2^{23320401344242} is an apocalyptic number.

23320401344242 is a deficient number, since it is larger than the sum of its proper divisors (11662524546554).

23320401344242 is a wasteful number, since it uses less digits than its factorization.

23320401344242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774624812.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 23320401344242 its reverse (24244310402332), we get a palindrome (47564711746574).

The spelling of 23320401344242 in words is "twenty-three trillion, three hundred twenty billion, four hundred one million, three hundred forty-four thousand, two hundred forty-two".