22555441331 has 16 divisors (see below), whose sum is σ = 23608082400. Its totient is φ = 21521783808.

The previous prime is 22555441309. The next prime is 22555441343. The reversal of 22555441331 is 13314455522.

It is a cyclic number.

It is not a de Polignac number, because 22555441331 - 2¹⁸ = 22555179187 is a prime.

It is a super-2 number, since 2×22555441331² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22555441291 and 22555441300.

It is not an unprimeable number, because it can be changed into a prime (22555441031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2056460 + ... + 2067398.

It is an arithmetic number, because the mean of its divisors is an integer number (1475505150).

Almost surely, 2^22555441331 is an apocalyptic number.

22555441331 is a deficient number, since it is larger than the sum of its proper divisors (1052641069).

22555441331 is a wasteful number, since it uses less digits than its factorization.

22555441331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11798.

The product of its digits is 72000, while the sum is 35.

Adding to 22555441331 its reverse (13314455522), we get a palindrome (35869896853).

The spelling of 22555441331 in words is "twenty-two billion, five hundred fifty-five million, four hundred forty-one thousand, three hundred thirty-one".