302012019999 has 12 divisors (see below), whose sum is σ = 448029843976. Its totient is φ = 195899688432.

The previous prime is 302012019979. The next prime is 302012020043. The reversal of 302012019999 is 999910210203.

It is not a de Polignac number, because 302012019999 - 2¹⁶ = 302011954463 is a prime.

It is a super-2 number, since 2×302012019999² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302012019979) 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 in 11 ways as a sum of consecutive naturals, for example, 453471169 + ... + 453471834.

Almost surely, 2^302012019999 is an apocalyptic number.

302012019999 is a deficient number, since it is larger than the sum of its proper divisors (146017823977).

302012019999 is a wasteful number, since it uses less digits than its factorization.

302012019999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906943046 (or 906943043 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 45.

The spelling of 302012019999 in words is "three hundred two billion, twelve million, nineteen thousand, nine hundred ninety-nine".