22252011132 has 24 divisors (see below), whose sum is σ = 55915310416. Its totient is φ = 6846772608.

The previous prime is 22252011121. The next prime is 22252011137. The reversal of 22252011132 is 23111025222.

It is a junction number, because it is equal to n+sod(n) for n = 22252011099 and 22252011108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252011137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71320393 + ... + 71320704.

Almost surely, 2^22252011132 is an apocalyptic number.

It is an amenable number.

22252011132 is an abundant number, since it is smaller than the sum of its proper divisors (33663299284).

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

22252011132 is a wasteful number, since it uses less digits than its factorization.

22252011132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142641117 (or 142641115 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 22252011132 its reverse (23111025222), we get a palindrome (45363036354).

The spelling of 22252011132 in words is "twenty-two billion, two hundred fifty-two million, eleven thousand, one hundred thirty-two".