30455213123105 has 8 divisors (see below), whose sum is σ = 36546285415272. Its totient is φ = 24364150720128.

The previous prime is 30455213123089. The next prime is 30455213123119. The reversal of 30455213123105 is 50132131255403.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2065060969024 + 28390152154081 = 1437032^2 + 5328241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30455213123105 - 2⁴ = 30455213123089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10324517 + ... + 12942413.

It is an arithmetic number, because the mean of its divisors is an integer number (4568285676909).

Almost surely, 2^{30455213123105} is an apocalyptic number.

It is an amenable number.

30455213123105 is a deficient number, since it is larger than the sum of its proper divisors (6091072292167).

30455213123105 is a wasteful number, since it uses less digits than its factorization.

30455213123105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4944595.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 30455213123105 its reverse (50132131255403), we get a palindrome (80587344378508).

The spelling of 30455213123105 in words is "thirty trillion, four hundred fifty-five billion, two hundred thirteen million, one hundred twenty-three thousand, one hundred five".