30103102109 has 2 divisors, whose sum is σ = 30103102110. Its totient is φ = 30103102108.

The previous prime is 30103102093. The next prime is 30103102171. The reversal of 30103102109 is 90120130103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24987705625 + 5115396484 = 158075^2 + 71522^2 .

It is a cyclic number.

It is not a de Polignac number, because 30103102109 - 2⁴ = 30103102093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30103102009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051551054 + 15051551055.

It is an arithmetic number, because the mean of its divisors is an integer number (15051551055).

Almost surely, 2^30103102109 is an apocalyptic number.

It is an amenable number.

30103102109 is a deficient number, since it is larger than the sum of its proper divisors (1).

30103102109 is an equidigital number, since it uses as much as digits as its factorization.

30103102109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The spelling of 30103102109 in words is "thirty billion, one hundred three million, one hundred two thousand, one hundred nine".