30193827382091 has 4 divisors (see below), whose sum is σ = 30194233543992. Its totient is φ = 30193421220192.

The previous prime is 30193827382073. The next prime is 30193827382099. The reversal of 30193827382091 is 19028372839103.

It is a happy number.

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 30193827382091 - 2³⁸ = 29918949475147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30193827382099) 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, 202969421 + ... + 203118126.

It is an arithmetic number, because the mean of its divisors is an integer number (7548558385998).

Almost surely, 2^{30193827382091} is an apocalyptic number.

30193827382091 is a deficient number, since it is larger than the sum of its proper divisors (406161901).

30193827382091 is an equidigital number, since it uses as much as digits as its factorization.

30193827382091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406161900.

The product of its (nonzero) digits is 3919104, while the sum is 56.

The spelling of 30193827382091 in words is "thirty trillion, one hundred ninety-three billion, eight hundred twenty-seven million, three hundred eighty-two thousand, ninety-one".