20122234255 has 16 divisors (see below), whose sum is σ = 24207017184. Its totient is φ = 16057612800.

The previous prime is 20122234247. The next prime is 20122234303. The reversal of 20122234255 is 55243222102.

It is not a de Polignac number, because 20122234255 - 2³ = 20122234247 is a prime.

It is a super-5 number, since 5×20122234255⁵ (a number of 53 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5247819 + ... + 5251651.

It is an arithmetic number, because the mean of its divisors is an integer number (1512938574).

Almost surely, 2^20122234255 is an apocalyptic number.

20122234255 is a deficient number, since it is larger than the sum of its proper divisors (4084782929).

20122234255 is a wasteful number, since it uses less digits than its factorization.

20122234255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6186.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 20122234255 its reverse (55243222102), we get a palindrome (75365456357).

The spelling of 20122234255 in words is "twenty billion, one hundred twenty-two million, two hundred thirty-four thousand, two hundred fifty-five".