20114420255 has 4 divisors (see below), whose sum is σ = 24137304312. Its totient is φ = 16091536200.

The previous prime is 20114420251. The next prime is 20114420273. The reversal of 20114420255 is 55202441102.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55202441102 = 2 ⋅27601220551.

It is not a de Polignac number, because 20114420255 - 2² = 20114420251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20114420251) 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, 2011442021 + ... + 2011442030.

It is an arithmetic number, because the mean of its divisors is an integer number (6034326078).

Almost surely, 2^20114420255 is an apocalyptic number.

20114420255 is a deficient number, since it is larger than the sum of its proper divisors (4022884057).

20114420255 is an equidigital number, since it uses as much as digits as its factorization.

20114420255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4022884056.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 20114420255 its reverse (55202441102), we get a palindrome (75316861357).

The spelling of 20114420255 in words is "twenty billion, one hundred fourteen million, four hundred twenty thousand, two hundred fifty-five".