30222121111 has 12 divisors (see below), whose sum is σ = 37400834352. Its totient is φ = 23912006976.

The previous prime is 30222121043. The next prime is 30222121121. The reversal of 30222121111 is 11112122203.

It is not a de Polignac number, because 30222121111 - 2⁷ = 30222120983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30222121121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12772326 + ... + 12774691.

It is an arithmetic number, because the mean of its divisors is an integer number (3116736196).

Almost surely, 2^30222121111 is an apocalyptic number.

30222121111 is a deficient number, since it is larger than the sum of its proper divisors (7178713241).

30222121111 is a wasteful number, since it uses less digits than its factorization.

30222121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25547050 (or 25547037 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 30222121111 its reverse (11112122203), we get a palindrome (41334243314).

The spelling of 30222121111 in words is "thirty billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred eleven".