105030035221 has 2 divisors, whose sum is σ = 105030035222. Its totient is φ = 105030035220.

The previous prime is 105030035203. The next prime is 105030035249. The reversal of 105030035221 is 122530030501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70126454596 + 34903580625 = 264814^2 + 186825^2 .

It is a cyclic number.

It is not a de Polignac number, because 105030035221 - 2⁹ = 105030034709 is a prime.

It is a super-2 number, since 2×105030035221² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105030035192 and 105030035201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105030035261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52515017610 + 52515017611.

It is an arithmetic number, because the mean of its divisors is an integer number (52515017611).

Almost surely, 2^105030035221 is an apocalyptic number.

It is an amenable number.

105030035221 is a deficient number, since it is larger than the sum of its proper divisors (1).

105030035221 is an equidigital number, since it uses as much as digits as its factorization.

105030035221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 105030035221 its reverse (122530030501), we get a palindrome (227560065722).

The spelling of 105030035221 in words is "one hundred five billion, thirty million, thirty-five thousand, two hundred twenty-one".