30120100427 has 2 divisors, whose sum is σ = 30120100428. Its totient is φ = 30120100426.

The previous prime is 30120100411. The next prime is 30120100487. The reversal of 30120100427 is 72400102103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30120100427 - 2⁴ = 30120100411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30120100399 and 30120100408.

It is not a weakly prime, because it can be changed into another prime (30120100487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15060050213 + 15060050214.

It is an arithmetic number, because the mean of its divisors is an integer number (15060050214).

Almost surely, 2^30120100427 is an apocalyptic number.

30120100427 is a deficient number, since it is larger than the sum of its proper divisors (1).

30120100427 is an equidigital number, since it uses as much as digits as its factorization.

30120100427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 20.

The spelling of 30120100427 in words is "thirty billion, one hundred twenty million, one hundred thousand, four hundred twenty-seven".