22011440400001 has 8 divisors (see below), whose sum is σ = 23704665727680. Its totient is φ = 20318220444432.

The previous prime is 22011440399989. The next prime is 22011440400007. The reversal of 22011440400001 is 10000404411022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22011440400001 - 2¹¹ = 22011440397953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011440400007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12299796 + ... + 13975258.

It is an arithmetic number, because the mean of its divisors is an integer number (2963083215960).

Almost surely, 2^{22011440400001} is an apocalyptic number.

It is an amenable number.

22011440400001 is a deficient number, since it is larger than the sum of its proper divisors (1693225327679).

22011440400001 is a wasteful number, since it uses less digits than its factorization.

22011440400001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2686055.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22011440400001 its reverse (10000404411022), we get a palindrome (32011844811023).

The spelling of 22011440400001 in words is "twenty-two trillion, eleven billion, four hundred forty million, four hundred thousand, one".