302012103109 has 2 divisors, whose sum is σ = 302012103110. Its totient is φ = 302012103108.

The previous prime is 302012103091. The next prime is 302012103149. The reversal of 302012103109 is 901301210203.

Together with previous prime (302012103091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166400358084 + 135611745025 = 407922^2 + 368255^2 .

It is a cyclic number.

It is not a de Polignac number, because 302012103109 - 2⁷ = 302012102981 is a prime.

It is a super-2 number, since 2×302012103109² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 302012103109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302012103149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151006051554 + 151006051555.

It is an arithmetic number, because the mean of its divisors is an integer number (151006051555).

Almost surely, 2^302012103109 is an apocalyptic number.

It is an amenable number.

302012103109 is a deficient number, since it is larger than the sum of its proper divisors (1).

302012103109 is an equidigital number, since it uses as much as digits as its factorization.

302012103109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The spelling of 302012103109 in words is "three hundred two billion, twelve million, one hundred three thousand, one hundred nine".