222022103021 has 2 divisors, whose sum is σ = 222022103022. Its totient is φ = 222022103020.

The previous prime is 222022102997. The next prime is 222022103029. The reversal of 222022103021 is 120301220222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221492596900 + 529506121 = 470630^2 + 23011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222022103021 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222022103029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011051510 + 111011051511.

It is an arithmetic number, because the mean of its divisors is an integer number (111011051511).

Almost surely, 2^222022103021 is an apocalyptic number.

It is an amenable number.

222022103021 is a deficient number, since it is larger than the sum of its proper divisors (1).

222022103021 is an equidigital number, since it uses as much as digits as its factorization.

222022103021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222022103021 its reverse (120301220222), we get a palindrome (342323323243).

The spelling of 222022103021 in words is "two hundred twenty-two billion, twenty-two million, one hundred three thousand, twenty-one".