22441232412 has 60 divisors (see below), whose sum is σ = 60096723456. Its totient is φ = 7297957440.

The previous prime is 22441232399. The next prime is 22441232417. The reversal of 22441232412 is 21423214422.

It is a happy number.

22441232412 is a `hidden beast` number, since 2 + 2 + 4 + 412 + 3 + 241 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22441232417) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 831388 + ... + 857955.

Almost surely, 2^22441232412 is an apocalyptic number.

It is an amenable number.

22441232412 is an abundant number, since it is smaller than the sum of its proper divisors (37655491044).

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

22441232412 is a wasteful number, since it uses less digits than its factorization.

22441232412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689400 (or 1689389 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 22441232412 its reverse (21423214422), we get a palindrome (43864446834).

The spelling of 22441232412 in words is "twenty-two billion, four hundred forty-one million, two hundred thirty-two thousand, four hundred twelve".