20255422323 has 4 divisors (see below), whose sum is σ = 27007229768. Its totient is φ = 13503614880.

The previous prime is 20255422307. The next prime is 20255422373. The reversal of 20255422323 is 32322455202.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20255422323 - 2⁴ = 20255422307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20255422373) 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, 3375903718 + ... + 3375903723.

It is an arithmetic number, because the mean of its divisors is an integer number (6751807442).

Almost surely, 2^20255422323 is an apocalyptic number.

20255422323 is a deficient number, since it is larger than the sum of its proper divisors (6751807445).

20255422323 is an equidigital number, since it uses as much as digits as its factorization.

20255422323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6751807444.

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 20255422323 its reverse (32322455202), we get a palindrome (52577877525).

The spelling of 20255422323 in words is "twenty billion, two hundred fifty-five million, four hundred twenty-two thousand, three hundred twenty-three".