30122110100 has 72 divisors (see below), whose sum is σ = 66711230208. Its totient is φ = 11801462400.

The previous prime is 30122110099. The next prime is 30122110159. The reversal of 30122110100 is 101122103.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3339797 + ... + 3348803.

It is an arithmetic number, because the mean of its divisors is an integer number (926544864).

Almost surely, 2^30122110100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30122110100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33355615104).

30122110100 is an abundant number, since it is smaller than the sum of its proper divisors (36589120108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30122110100 is a wasteful number, since it uses less digits than its factorization.

30122110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9705 (or 9698 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 30122110100 its reverse (101122103), we get a palindrome (30223232203).

It can be divided in two parts, 3012 and 2110100, that added together give a palindrome (2113112).

The spelling of 30122110100 in words is "thirty billion, one hundred twenty-two million, one hundred ten thousand, one hundred".