2201022221101 has 16 divisors (see below), whose sum is σ = 2509519602240. Its totient is φ = 1912014881280.

The previous prime is 2201022221077. The next prime is 2201022221117. The reversal of 2201022221101 is 1011222201022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2201022221101 - 2¹⁹ = 2201021696813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201022221161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35534811 + ... + 35596696.

It is an arithmetic number, because the mean of its divisors is an integer number (156844975140).

Almost surely, 2^{2201022221101} is an apocalyptic number.

It is an amenable number.

2201022221101 is a deficient number, since it is larger than the sum of its proper divisors (308497381139).

2201022221101 is a wasteful number, since it uses less digits than its factorization.

2201022221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71131644.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201022221101 its reverse (1011222201022), we get a palindrome (3212244422123).

The spelling of 2201022221101 in words is "two trillion, two hundred one billion, twenty-two million, two hundred twenty-one thousand, one hundred one".