220222000010321 has 2 divisors, whose sum is σ = 220222000010322. Its totient is φ = 220222000010320.

The previous prime is 220222000010267. The next prime is 220222000010333. The reversal of 220222000010321 is 123010000222022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138741048187921 + 81480951822400 = 11778839^2 + 9026680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220222000010321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220222000010321.

It is not a weakly prime, because it can be changed into another prime (220222000010371) 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 as a sum of consecutive naturals, namely, 110111000005160 + 110111000005161.

It is an arithmetic number, because the mean of its divisors is an integer number (110111000005161).

Almost surely, 2^{220222000010321} is an apocalyptic number.

It is an amenable number.

220222000010321 is a deficient number, since it is larger than the sum of its proper divisors (1).

220222000010321 is an equidigital number, since it uses as much as digits as its factorization.

220222000010321 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 220222000010321 its reverse (123010000222022), we get a palindrome (343232000232343).

The spelling of 220222000010321 in words is "two hundred twenty trillion, two hundred twenty-two billion, ten thousand, three hundred twenty-one".