2201022002221 has 8 divisors (see below), whose sum is σ = 2515917951680. Its totient is φ = 1886242111488.

The previous prime is 2201022002197. The next prime is 2201022002227. The reversal of 2201022002221 is 1222002201022.

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

It is not a de Polignac number, because 2201022002221 - 2²³ = 2201013613613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201022002195 and 2201022002204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201022002227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28974036 + ... + 29049901.

It is an arithmetic number, because the mean of its divisors is an integer number (314489743960).

Almost surely, 2^{2201022002221} is an apocalyptic number.

It is an amenable number.

2201022002221 is a deficient number, since it is larger than the sum of its proper divisors (314895949459).

2201022002221 is an equidigital number, since it uses as much as digits as its factorization.

2201022002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58029363.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2201022002221 its reverse (1222002201022), we get a palindrome (3423024203243).

The spelling of 2201022002221 in words is "two trillion, two hundred one billion, twenty-two million, two thousand, two hundred twenty-one".