30111312100211 has 2 divisors, whose sum is σ = 30111312100212. Its totient is φ = 30111312100210.

The previous prime is 30111312100189. The next prime is 30111312100229. The reversal of 30111312100211 is 11200121311103.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30111312100211 - 2⁶ = 30111312100147 is a prime.

It is a super-2 number, since 2×30111312100211² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30111312100211.

It is not a weakly prime, because it can be changed into another prime (30111312105211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15055656050105 + 15055656050106.

It is an arithmetic number, because the mean of its divisors is an integer number (15055656050106).

Almost surely, 2^{30111312100211} is an apocalyptic number.

30111312100211 is a deficient number, since it is larger than the sum of its proper divisors (1).

30111312100211 is an equidigital number, since it uses as much as digits as its factorization.

30111312100211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 30111312100211 its reverse (11200121311103), we get a palindrome (41311433411314).

The spelling of 30111312100211 in words is "thirty trillion, one hundred eleven billion, three hundred twelve million, one hundred thousand, two hundred eleven".