22000011011001 has 12 divisors (see below), whose sum is σ = 31777838879280. Its totient is φ = 14666653147320.

The previous prime is 22000011010997. The next prime is 22000011011023. The reversal of 22000011011001 is 10011011000022.

It is a happy number.

It is not a de Polignac number, because 22000011011001 - 2² = 22000011010997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (22000011011801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7557330 + ... + 10055508.

It is an arithmetic number, because the mean of its divisors is an integer number (2648153239940).

Almost surely, 2^{22000011011001} is an apocalyptic number.

It is an amenable number.

22000011011001 is a deficient number, since it is larger than the sum of its proper divisors (9777827868279).

22000011011001 is a wasteful number, since it uses less digits than its factorization.

22000011011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476676 (or 3476673 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 22000011011001 its reverse (10011011000022), we get a palindrome (32011022011023).

The spelling of 22000011011001 in words is "twenty-two trillion, eleven million, eleven thousand, one".