1010231222321 has 2 divisors, whose sum is σ = 1010231222322. Its totient is φ = 1010231222320.

The previous prime is 1010231222261. The next prime is 1010231222333. The reversal of 1010231222321 is 1232221320101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 975462399025 + 34768823296 = 987655^2 + 186464^2 .

It is an emirp because it is prime and its reverse (1232221320101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1010231222321 - 2¹⁰ = 1010231221297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1010231222293 and 1010231222302.

It is not a weakly prime, because it can be changed into another prime (1010231222381) 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, 505115611160 + 505115611161.

It is an arithmetic number, because the mean of its divisors is an integer number (505115611161).

Almost surely, 2^{1010231222321} is an apocalyptic number.

It is an amenable number.

1010231222321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010231222321 is an equidigital number, since it uses as much as digits as its factorization.

1010231222321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1010231222321 its reverse (1232221320101), we get a palindrome (2242452542422).

The spelling of 1010231222321 in words is "one trillion, ten billion, two hundred thirty-one million, two hundred twenty-two thousand, three hundred twenty-one".