12054244422 has 32 divisors (see below), whose sum is σ = 26796407040. Its totient is φ = 3583879520.

The previous prime is 12054244421. The next prime is 12054244453. The reversal of 12054244422 is 22444245021.

It is a super-2 number, since 2×12054244422² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12054244422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12054244421) 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, 1719522 + ... + 1726517.

It is an arithmetic number, because the mean of its divisors is an integer number (837387720).

Almost surely, 2^12054244422 is an apocalyptic number.

12054244422 is an abundant number, since it is smaller than the sum of its proper divisors (14742162618).

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

12054244422 is a wasteful number, since it uses less digits than its factorization.

12054244422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446108.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 12054244422 its reverse (22444245021), we get a palindrome (34498489443).

The spelling of 12054244422 in words is "twelve billion, fifty-four million, two hundred forty-four thousand, four hundred twenty-two".