30103232309 has 2 divisors, whose sum is σ = 30103232310. Its totient is φ = 30103232308.

The previous prime is 30103232219. The next prime is 30103232317. The reversal of 30103232309 is 90323230103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29902018084 + 201214225 = 172922^2 + 14185^2 .

It is a cyclic number.

It is not a de Polignac number, because 30103232309 - 2²⁴ = 30086455093 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30103232609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15051616154 + 15051616155.

It is an arithmetic number, because the mean of its divisors is an integer number (15051616155).

Almost surely, 2^30103232309 is an apocalyptic number.

It is an amenable number.

30103232309 is a deficient number, since it is larger than the sum of its proper divisors (1).

30103232309 is an equidigital number, since it uses as much as digits as its factorization.

30103232309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

The spelling of 30103232309 in words is "thirty billion, one hundred three million, two hundred thirty-two thousand, three hundred nine".