22143125355 has 128 divisors (see below), whose sum is σ = 39813451776. Its totient is φ = 10441267200.

The previous prime is 22143125341. The next prime is 22143125357. The reversal of 22143125355 is 55352134122.

It is not a de Polignac number, because 22143125355 - 2¹³ = 22143117163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22143125357) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 132593482 + ... + 132593648.

It is an arithmetic number, because the mean of its divisors is an integer number (311042592).

Almost surely, 2^22143125355 is an apocalyptic number.

22143125355 is a deficient number, since it is larger than the sum of its proper divisors (17670326421).

22143125355 is a wasteful number, since it uses less digits than its factorization.

22143125355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477.

The product of its digits is 36000, while the sum is 33.

Adding to 22143125355 its reverse (55352134122), we get a palindrome (77495259477).

The spelling of 22143125355 in words is "twenty-two billion, one hundred forty-three million, one hundred twenty-five thousand, three hundred fifty-five".