98012030321 has 2 divisors, whose sum is σ = 98012030322. Its totient is φ = 98012030320.

The previous prime is 98012030317. The next prime is 98012030339. The reversal of 98012030321 is 12303021089.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75040384225 + 22971646096 = 273935^2 + 151564^2 .

It is an emirp because it is prime and its reverse (12303021089) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 98012030321 - 2² = 98012030317 is a prime.

It is not a weakly prime, because it can be changed into another prime (98012033321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49006015160 + 49006015161.

It is an arithmetic number, because the mean of its divisors is an integer number (49006015161).

Almost surely, 2^98012030321 is an apocalyptic number.

It is an amenable number.

98012030321 is a deficient number, since it is larger than the sum of its proper divisors (1).

98012030321 is an equidigital number, since it uses as much as digits as its factorization.

98012030321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 98012030321 in words is "ninety-eight billion, twelve million, thirty thousand, three hundred twenty-one".