30155428099 has 2 divisors, whose sum is σ = 30155428100. Its totient is φ = 30155428098.

The previous prime is 30155428057. The next prime is 30155428111. The reversal of 30155428099 is 99082455103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30155428099 - 2¹¹ = 30155426051 is a prime.

It is a super-3 number, since 3×30155428099³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (30155428049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15077714049 + 15077714050.

It is an arithmetic number, because the mean of its divisors is an integer number (15077714050).

Almost surely, 2^30155428099 is an apocalyptic number.

30155428099 is a deficient number, since it is larger than the sum of its proper divisors (1).

30155428099 is an equidigital number, since it uses as much as digits as its factorization.

30155428099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 30155428099 in words is "thirty billion, one hundred fifty-five million, four hundred twenty-eight thousand, ninety-nine".