22352254132 has 48 divisors (see below), whose sum is σ = 45179285760. Its totient is φ = 9589027968.

The previous prime is 22352254129. The next prime is 22352254139. The reversal of 22352254132 is 23145225322.

It is a super-2 number, since 2×22352254132² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22352254094 and 22352254103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22352254139) 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, 161068 + ... + 265795.

It is an arithmetic number, because the mean of its divisors is an integer number (941235120).

Almost surely, 2^22352254132 is an apocalyptic number.

It is an amenable number.

22352254132 is an abundant number, since it is smaller than the sum of its proper divisors (22827031628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22352254132 is a wasteful number, since it uses less digits than its factorization.

22352254132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426952 (or 426950 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

Adding to 22352254132 its reverse (23145225322), we get a palindrome (45497479454).

The spelling of 22352254132 in words is "twenty-two billion, three hundred fifty-two million, two hundred fifty-four thousand, one hundred thirty-two".