22145303355 has 16 divisors (see below), whose sum is σ = 40494269184. Its totient is φ = 10123567200.

The previous prime is 22145303311. The next prime is 22145303357. The reversal of 22145303355 is 55330354122.

It is not a de Polignac number, because 22145303355 - 2⁶ = 22145303291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22145303357) 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, 105453721 + ... + 105453930.

It is an arithmetic number, because the mean of its divisors is an integer number (2530891824).

Almost surely, 2^22145303355 is an apocalyptic number.

22145303355 is a deficient number, since it is larger than the sum of its proper divisors (18348965829).

22145303355 is a wasteful number, since it uses less digits than its factorization.

22145303355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210907666.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 22145303355 its reverse (55330354122), we get a palindrome (77475657477).

The spelling of 22145303355 in words is "twenty-two billion, one hundred forty-five million, three hundred three thousand, three hundred fifty-five".