1030212110321 has 2 divisors, whose sum is σ = 1030212110322. Its totient is φ = 1030212110320.

The previous prime is 1030212110293. The next prime is 1030212110339. The reversal of 1030212110321 is 1230112120301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1020615165025 + 9596945296 = 1010255^2 + 97964^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030212110321 - 2¹⁸ = 1030211848177 is a prime.

It is a super-2 number, since 2×1030212110321² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1030212110321.

It is not a weakly prime, because it can be changed into another prime (1030212110021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515106055160 + 515106055161.

It is an arithmetic number, because the mean of its divisors is an integer number (515106055161).

Almost surely, 2^{1030212110321} is an apocalyptic number.

It is an amenable number.

1030212110321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030212110321 is an equidigital number, since it uses as much as digits as its factorization.

1030212110321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1030212110321 its reverse (1230112120301), we get a palindrome (2260324230622).

The spelling of 1030212110321 in words is "one trillion, thirty billion, two hundred twelve million, one hundred ten thousand, three hundred twenty-one".