2202011022221 has 8 divisors (see below), whose sum is σ = 2322067762080. Its totient is φ = 2082370424688.

The previous prime is 2202011022209. The next prime is 2202011022241. The reversal of 2202011022221 is 1222201102022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2202011022221 - 2¹⁴ = 2202011005837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2202011022221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202011022241) 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, 104024711 + ... + 104045876.

It is an arithmetic number, because the mean of its divisors is an integer number (290258470260).

Almost surely, 2^{2202011022221} is an apocalyptic number.

It is an amenable number.

2202011022221 is a deficient number, since it is larger than the sum of its proper divisors (120056739859).

2202011022221 is a wasteful number, since it uses less digits than its factorization.

2202011022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208071163.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2202011022221 its reverse (1222201102022), we get a palindrome (3424212124243).

The spelling of 2202011022221 in words is "two trillion, two hundred two billion, eleven million, twenty-two thousand, two hundred twenty-one".