30220121133 has 12 divisors (see below), whose sum is σ = 43715206080. Its totient is φ = 20117245896.

The previous prime is 30220121119. The next prime is 30220121171. The reversal of 30220121133 is 33112102203.

It is not a de Polignac number, because 30220121133 - 2⁴ = 30220121117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30220121233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2451973 + ... + 2464266.

It is an arithmetic number, because the mean of its divisors is an integer number (3642933840).

Almost surely, 2^30220121133 is an apocalyptic number.

It is an amenable number.

30220121133 is a deficient number, since it is larger than the sum of its proper divisors (13495084947).

30220121133 is a wasteful number, since it uses less digits than its factorization.

30220121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4916928 (or 4916925 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30220121133 its reverse (33112102203), we get a palindrome (63332223336).

The spelling of 30220121133 in words is "thirty billion, two hundred twenty million, one hundred twenty-one thousand, one hundred thirty-three".