30320221011 has 4 divisors (see below), whose sum is σ = 40426961352. Its totient is φ = 20213480672.

The previous prime is 30320220949. The next prime is 30320221013. The reversal of 30320221011 is 11012202303.

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

It is a cyclic number.

It is not a de Polignac number, because 30320221011 - 2²⁶ = 30253112147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30320221013) 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, 5053370166 + ... + 5053370171.

It is an arithmetic number, because the mean of its divisors is an integer number (10106740338).

Almost surely, 2^30320221011 is an apocalyptic number.

30320221011 is a deficient number, since it is larger than the sum of its proper divisors (10106740341).

30320221011 is a wasteful number, since it uses less digits than its factorization.

30320221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10106740340.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30320221011 its reverse (11012202303), we get a palindrome (41332423314).

The spelling of 30320221011 in words is "thirty billion, three hundred twenty million, two hundred twenty-one thousand, eleven".