30012112019 has 2 divisors, whose sum is σ = 30012112020. Its totient is φ = 30012112018.

The previous prime is 30012111991. The next prime is 30012112027. The reversal of 30012112019 is 91021121003.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30012112019 - 2²⁸ = 29743676563 is a prime.

It is a super-2 number, since 2×30012112019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30012112099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15006056009 + 15006056010.

It is an arithmetic number, because the mean of its divisors is an integer number (15006056010).

Almost surely, 2^30012112019 is an apocalyptic number.

30012112019 is a deficient number, since it is larger than the sum of its proper divisors (1).

30012112019 is an equidigital number, since it uses as much as digits as its factorization.

30012112019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

The spelling of 30012112019 in words is "thirty billion, twelve million, one hundred twelve thousand, nineteen".