30211320099 has 4 divisors (see below), whose sum is σ = 40281760136. Its totient is φ = 20140880064.

The previous prime is 30211320091. The next prime is 30211320199. The reversal of 30211320099 is 99002311203.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 30211320099 - 2³ = 30211320091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30211320091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5035220014 + ... + 5035220019.

It is an arithmetic number, because the mean of its divisors is an integer number (10070440034).

Almost surely, 2^30211320099 is an apocalyptic number.

30211320099 is a deficient number, since it is larger than the sum of its proper divisors (10070440037).

30211320099 is a wasteful number, since it uses less digits than its factorization.

30211320099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10070440036.

The product of its (nonzero) digits is 2916, while the sum is 30.

The spelling of 30211320099 in words is "thirty billion, two hundred eleven million, three hundred twenty thousand, ninety-nine".