30012450820209 has 96 divisors (see below), whose sum is σ = 52119823916160. Its totient is φ = 16398082713600.

The previous prime is 30012450820181. The next prime is 30012450820237. The reversal of 30012450820209 is 90202805421003.

It is a happy number.

30012450820209 is a `hidden beast` number, since 3 + 0 + 0 + 124 + 508 + 2 + 0 + 20 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (30012450820181) and next prime (30012450820237).

It is not a de Polignac number, because 30012450820209 - 2¹⁶ = 30012450754673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30012450820309) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 740497657 + ... + 740538185.

It is an arithmetic number, because the mean of its divisors is an integer number (542914832460).

Almost surely, 2^{30012450820209} is an apocalyptic number.

30012450820209 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

30012450820209 is a deficient number, since it is larger than the sum of its proper divisors (22107373095951).

30012450820209 is a wasteful number, since it uses less digits than its factorization.

30012450820209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53983 (or 53980 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 30012450820209 in words is "thirty trillion, twelve billion, four hundred fifty million, eight hundred twenty thousand, two hundred nine".