30140043243019 has 4 divisors (see below), whose sum is σ = 30140653525920. Its totient is φ = 30139432960120.

The previous prime is 30140043242989. The next prime is 30140043243053. The reversal of 30140043243019 is 91034234004103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30140043243019 - 2²³ = 30140034854411 is a prime.

It is a super-2 number, since 2×30140043243019² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30140043243059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305067364 + ... + 305166145.

It is an arithmetic number, because the mean of its divisors is an integer number (7535163381480).

Almost surely, 2^{30140043243019} is an apocalyptic number.

30140043243019 is a deficient number, since it is larger than the sum of its proper divisors (610282901).

30140043243019 is an equidigital number, since it uses as much as digits as its factorization.

30140043243019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610282900.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 30140043243019 in words is "thirty trillion, one hundred forty billion, forty-three million, two hundred forty-three thousand, nineteen".