22142355254 has 32 divisors (see below), whose sum is σ = 34878726144. Its totient is φ = 10522480320.

The previous prime is 22142355253. The next prime is 22142355271. The reversal of 22142355254 is 45255324122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22142355251) 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, 4983674 + ... + 4988114.

It is an arithmetic number, because the mean of its divisors is an integer number (1089960192).

Almost surely, 2^22142355254 is an apocalyptic number.

22142355254 is a deficient number, since it is larger than the sum of its proper divisors (12736370890).

22142355254 is a wasteful number, since it uses less digits than its factorization.

22142355254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5132.

The product of its digits is 96000, while the sum is 35.

Adding to 22142355254 its reverse (45255324122), we get a palindrome (67397679376).

The spelling of 22142355254 in words is "twenty-two billion, one hundred forty-two million, three hundred fifty-five thousand, two hundred fifty-four".