2202221100001 has 4 divisors (see below), whose sum is σ = 2371622723092. Its totient is φ = 2032819476912.

The previous prime is 2202221099989. The next prime is 2202221100047. The reversal of 2202221100001 is 1000011222022.

It is a happy number.

2202221100001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1195088426401 + 1007132673600 = 1093201^2 + 1003560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202221100001 is a prime.

It is a super-5 number, since 5×2202221100001⁵ (a number of 63 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 169401623077 = 2202221100001 / (2 + 2 + 0 + 2 + 2 + 2 + 1 + 1 + 0 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202221100301) 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, 84700811526 + ... + 84700811551.

It is an arithmetic number, because the mean of its divisors is an integer number (592905680773).

Almost surely, 2^{2202221100001} is an apocalyptic number.

It is an amenable number.

2202221100001 is a deficient number, since it is larger than the sum of its proper divisors (169401623091).

2202221100001 is a wasteful number, since it uses less digits than its factorization.

2202221100001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169401623090.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2202221100001 its reverse (1000011222022), we get a palindrome (3202232322023).

The spelling of 2202221100001 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one hundred thousand, one".