302421000107819 has 2 divisors, whose sum is σ = 302421000107820. Its totient is φ = 302421000107818.

The previous prime is 302421000107813. The next prime is 302421000107857. The reversal of 302421000107819 is 918701000124203.

It is a happy number.

It is an a-pointer prime, because the next prime (302421000107857) can be obtained adding 302421000107819 to its sum of digits (38).

It is a weak prime.

It is an emirp because it is prime and its reverse (918701000124203) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-302421000107819 is a prime.

It is a super-2 number, since 2×302421000107819² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (302421000107813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151210500053909 + 151210500053910.

It is an arithmetic number, because the mean of its divisors is an integer number (151210500053910).

Almost surely, 2^{302421000107819} is an apocalyptic number.

302421000107819 is a deficient number, since it is larger than the sum of its proper divisors (1).

302421000107819 is an equidigital number, since it uses as much as digits as its factorization.

302421000107819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 302421000107819 in words is "three hundred two trillion, four hundred twenty-one billion, one hundred seven thousand, eight hundred nineteen".