22132244220400 has 60 divisors (see below), whose sum is σ = 54304051184352. Its totient is φ = 8664538155520.

The previous prime is 22132244220367. The next prime is 22132244220431. The reversal of 22132244220400 is 402244223122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 588604717 + ... + 588642316.

Almost surely, 2^{22132244220400} is an apocalyptic number.

22132244220400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22132244220400 is an abundant number, since it is smaller than the sum of its proper divisors (32171806963952).

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

22132244220400 is a wasteful number, since it uses less digits than its factorization.

22132244220400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177247098 (or 1177247087 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 22132244220400 its reverse (402244223122), we get a palindrome (22534488443522).

The spelling of 22132244220400 in words is "twenty-two trillion, one hundred thirty-two billion, two hundred forty-four million, two hundred twenty thousand, four hundred".