22011201000001 has 4 divisors (see below), whose sum is σ = 22011415284100. Its totient is φ = 22010986715904.

The previous prime is 22011200999981. The next prime is 22011201000017. The reversal of 22011201000001 is 10000010211022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4072384540225 + 17938816459776 = 2018015^2 + 4235424^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011201000001 - 2³⁵ = 21976841261633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011201000071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106987896 + ... + 107193433.

It is an arithmetic number, because the mean of its divisors is an integer number (5502853821025).

Almost surely, 2^{22011201000001} is an apocalyptic number.

It is an amenable number.

22011201000001 is a deficient number, since it is larger than the sum of its proper divisors (214284099).

22011201000001 is a wasteful number, since it uses less digits than its factorization.

22011201000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214284098.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22011201000001 its reverse (10000010211022), we get a palindrome (32011211211023).

The spelling of 22011201000001 in words is "twenty-two trillion, eleven billion, two hundred one million, one", and thus it is an aban number.