22242123332 has 48 divisors (see below), whose sum is σ = 48418497792. Its totient is φ = 8783393280.

The previous prime is 22242123329. The next prime is 22242123373. The reversal of 22242123332 is 23332124222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1133948 + ... + 1153395.

It is an arithmetic number, because the mean of its divisors is an integer number (1008718704).

Almost surely, 2^22242123332 is an apocalyptic number.

22242123332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22242123332 is an abundant number, since it is smaller than the sum of its proper divisors (26176374460).

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

22242123332 is a wasteful number, since it uses less digits than its factorization.

22242123332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287388 (or 2287386 counting only the distinct ones).

The product of its digits is 6912, while the sum is 26.

Adding to 22242123332 its reverse (23332124222), we get a palindrome (45574247554).

The spelling of 22242123332 in words is "twenty-two billion, two hundred forty-two million, one hundred twenty-three thousand, three hundred thirty-two".