99999033361 has 4 divisors (see below), whose sum is σ = 105262140400. Its totient is φ = 94735926324.

The previous prime is 99999033359. The next prime is 99999033367. The reversal of 99999033361 is 16333099999.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99999033361 - 2¹ = 99999033359 is a prime.

It is a super-3 number, since 3×99999033361³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99999033361.

It is not an unprimeable number, because it can be changed into a prime (99999033367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2631553491 + ... + 2631553528.

It is an arithmetic number, because the mean of its divisors is an integer number (26315535100).

Almost surely, 2^99999033361 is an apocalyptic number.

It is an amenable number.

99999033361 is a deficient number, since it is larger than the sum of its proper divisors (5263107039).

99999033361 is a wasteful number, since it uses less digits than its factorization.

99999033361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263107038.

The product of its (nonzero) digits is 9565938, while the sum is 61.

The spelling of 99999033361 in words is "ninety-nine billion, nine hundred ninety-nine million, thirty-three thousand, three hundred sixty-one".