30109574550421 has 2 divisors, whose sum is σ = 30109574550422. Its totient is φ = 30109574550420.

The previous prime is 30109574550359. The next prime is 30109574550491. The reversal of 30109574550421 is 12405547590103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22954543388100 + 7155031162321 = 4791090^2 + 2674889^2 .

It is a cyclic number.

It is not a de Polignac number, because 30109574550421 - 2²⁷ = 30109440332693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30109574550491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15054787275210 + 15054787275211.

It is an arithmetic number, because the mean of its divisors is an integer number (15054787275211).

Almost surely, 2^{30109574550421} is an apocalyptic number.

It is an amenable number.

30109574550421 is a deficient number, since it is larger than the sum of its proper divisors (1).

30109574550421 is an equidigital number, since it uses as much as digits as its factorization.

30109574550421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 30109574550421 in words is "thirty trillion, one hundred nine billion, five hundred seventy-four million, five hundred fifty thousand, four hundred twenty-one".