22011410400 has 288 divisors, whose sum is σ = 82122243840. Its totient is φ = 5016453120.

The previous prime is 22011410383. The next prime is 22011410413. The reversal of 22011410400 is 401411022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 22011410400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6365472 + ... + 6368928.

It is an arithmetic number, because the mean of its divisors is an integer number (285146680).

Almost surely, 2^22011410400 is an apocalyptic number.

22011410400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22011410400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41061121920).

22011410400 is an abundant number, since it is smaller than the sum of its proper divisors (60110833440).

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

22011410400 is a wasteful number, since it uses less digits than its factorization.

22011410400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866 (or 3853 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22011410400 its reverse (401411022), we get a palindrome (22412821422).

The spelling of 22011410400 in words is "twenty-two billion, eleven million, four hundred ten thousand, four hundred".