30305112223207 has 2 divisors, whose sum is σ = 30305112223208. Its totient is φ = 30305112223206.

The previous prime is 30305112223201. The next prime is 30305112223219. The reversal of 30305112223207 is 70232221150303.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30305112223207 is a prime.

It is a super-2 number, since 2×30305112223207² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30305112223201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15152556111603 + 15152556111604.

It is an arithmetic number, because the mean of its divisors is an integer number (15152556111604).

Almost surely, 2^{30305112223207} is an apocalyptic number.

30305112223207 is a deficient number, since it is larger than the sum of its proper divisors (1).

30305112223207 is an equidigital number, since it uses as much as digits as its factorization.

30305112223207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 30305112223207 in words is "thirty trillion, three hundred five billion, one hundred twelve million, two hundred twenty-three thousand, two hundred seven".