22100011123440 has 80 divisors (see below), whose sum is σ = 72540036524448. Its totient is φ = 5546669457408.

The previous prime is 22100011123429. The next prime is 22100011123493. The reversal of 22100011123440 is 4432111000122.

22100011123440 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2708330617 + ... + 2708338776.

Almost surely, 2^{22100011123440} is an apocalyptic number.

22100011123440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100011123440 is an abundant number, since it is smaller than the sum of its proper divisors (50440025401008).

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

22100011123440 is a wasteful number, since it uses less digits than its factorization.

22100011123440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416669426 (or 5416669420 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22100011123440 its reverse (4432111000122), we get a palindrome (26532122123562).

The spelling of 22100011123440 in words is "twenty-two trillion, one hundred billion, eleven million, one hundred twenty-three thousand, four hundred forty".