23420040322 has 16 divisors (see below), whose sum is σ = 40503940992. Its totient is φ = 9948335040.

The previous prime is 23420040299. The next prime is 23420040359. The reversal of 23420040322 is 22304002432.

It is a junction number, because it is equal to n+sod(n) for n = 23420040293 and 23420040302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7400454 + ... + 7403617.

It is an arithmetic number, because the mean of its divisors is an integer number (2531496312).

Almost surely, 2^23420040322 is an apocalyptic number.

23420040322 is a deficient number, since it is larger than the sum of its proper divisors (17083900670).

23420040322 is a wasteful number, since it uses less digits than its factorization.

23420040322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14804193.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 23420040322 its reverse (22304002432), we get a palindrome (45724042754).

The spelling of 23420040322 in words is "twenty-three billion, four hundred twenty million, forty thousand, three hundred twenty-two".