30231213227 has 2 divisors, whose sum is σ = 30231213228. Its totient is φ = 30231213226.

The previous prime is 30231213191. The next prime is 30231213247. The reversal of 30231213227 is 72231213203.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30231213227 - 2⁶ = 30231213163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30231213196 and 30231213205.

It is not a weakly prime, because it can be changed into another prime (30231213247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15115606613 + 15115606614.

It is an arithmetic number, because the mean of its divisors is an integer number (15115606614).

Almost surely, 2^30231213227 is an apocalyptic number.

30231213227 is a deficient number, since it is larger than the sum of its proper divisors (1).

30231213227 is an equidigital number, since it uses as much as digits as its factorization.

30231213227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The spelling of 30231213227 in words is "thirty billion, two hundred thirty-one million, two hundred thirteen thousand, two hundred twenty-seven".