2010022220221 has 2 divisors, whose sum is σ = 2010022220222. Its totient is φ = 2010022220220.

The previous prime is 2010022220191. The next prime is 2010022220231. The reversal of 2010022220221 is 1220222200102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1973153996100 + 36868224121 = 1404690^2 + 192011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2010022220221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2010022220195 and 2010022220204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010022220231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005011110110 + 1005011110111.

It is an arithmetic number, because the mean of its divisors is an integer number (1005011110111).

Almost surely, 2^{2010022220221} is an apocalyptic number.

It is an amenable number.

2010022220221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010022220221 is an equidigital number, since it uses as much as digits as its factorization.

2010022220221 is an odious number, because the sum of its binary digits is odd.

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

Adding to 2010022220221 its reverse (1220222200102), we get a palindrome (3230244420323).

The spelling of 2010022220221 in words is "two trillion, ten billion, twenty-two million, two hundred twenty thousand, two hundred twenty-one".