305021119999969 has 2 divisors, whose sum is σ = 305021119999970. Its totient is φ = 305021119999968.

The previous prime is 305021119999957. The next prime is 305021120000021. The reversal of 305021119999969 is 969999911120503.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 188579496380625 + 116441623619344 = 13732425^2 + 10790812^2 .

It is a cyclic number.

It is not a de Polignac number, because 305021119999969 - 2¹⁷ = 305021119868897 is a prime.

It is a super-2 number, since 2×305021119999969² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (305021119999949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152510559999984 + 152510559999985.

It is an arithmetic number, because the mean of its divisors is an integer number (152510559999985).

Almost surely, 2^{305021119999969} is an apocalyptic number.

It is an amenable number.

305021119999969 is a deficient number, since it is larger than the sum of its proper divisors (1).

305021119999969 is an equidigital number, since it uses as much as digits as its factorization.

305021119999969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95659380, while the sum is 73.

The spelling of 305021119999969 in words is "three hundred five trillion, twenty-one billion, one hundred nineteen million, nine hundred ninety-nine thousand, nine hundred sixty-nine".