30112212214237 has 2 divisors, whose sum is σ = 30112212214238. Its totient is φ = 30112212214236.

The previous prime is 30112212214223. The next prime is 30112212214351. The reversal of 30112212214237 is 73241221221103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26097242234116 + 4014969980121 = 5108546^2 + 2003739^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30112212214237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30112212214199 and 30112212214208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30112212014237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15056106107118 + 15056106107119.

It is an arithmetic number, because the mean of its divisors is an integer number (15056106107119).

Almost surely, 2^{30112212214237} is an apocalyptic number.

It is an amenable number.

30112212214237 is a deficient number, since it is larger than the sum of its proper divisors (1).

30112212214237 is an equidigital number, since it uses as much as digits as its factorization.

30112212214237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

The spelling of 30112212214237 in words is "thirty trillion, one hundred twelve billion, two hundred twelve million, two hundred fourteen thousand, two hundred thirty-seven".