99003213010181 has 2 divisors, whose sum is σ = 99003213010182. Its totient is φ = 99003213010180.

The previous prime is 99003213010061. The next prime is 99003213010223. The reversal of 99003213010181 is 18101031230099.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66761155562500 + 32242057447681 = 8170750^2 + 5678209^2 .

It is a cyclic number.

It is not a de Polignac number, because 99003213010181 - 2²² = 99003208815877 is a prime.

It is a super-3 number, since 3×99003213010181³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99003213015181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49501606505090 + 49501606505091.

It is an arithmetic number, because the mean of its divisors is an integer number (49501606505091).

Almost surely, 2^{99003213010181} is an apocalyptic number.

It is an amenable number.

99003213010181 is a deficient number, since it is larger than the sum of its proper divisors (1).

99003213010181 is an equidigital number, since it uses as much as digits as its factorization.

99003213010181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 99003213010181 in words is "ninety-nine trillion, three billion, two hundred thirteen million, ten thousand, one hundred eighty-one".