1030213222081 has 2 divisors, whose sum is σ = 1030213222082. Its totient is φ = 1030213222080.

The previous prime is 1030213222069. The next prime is 1030213222133. The reversal of 1030213222081 is 1802223120301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 977458482225 + 52754739856 = 988665^2 + 229684^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030213222081 - 2²⁹ = 1029676351169 is a prime.

It is a super-2 number, since 2×1030213222081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1030213222021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515106611040 + 515106611041.

It is an arithmetic number, because the mean of its divisors is an integer number (515106611041).

Almost surely, 2^{1030213222081} is an apocalyptic number.

It is an amenable number.

1030213222081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030213222081 is an equidigital number, since it uses as much as digits as its factorization.

1030213222081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1030213222081 its reverse (1802223120301), we get a palindrome (2832436342382).

The spelling of 1030213222081 in words is "one trillion, thirty billion, two hundred thirteen million, two hundred twenty-two thousand, eighty-one".