30001122120210 has 32 divisors (see below), whose sum is σ = 74325360609792. Its totient is φ = 7742225063040.

The previous prime is 30001122120173. The next prime is 30001122120217. The reversal of 30001122120210 is 1202122110003.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30001122120210.

It is not an unprimeable number, because it can be changed into a prime (30001122120217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16129634619 + ... + 16129636478.

It is an arithmetic number, because the mean of its divisors is an integer number (2322667519056).

Almost surely, 2^{30001122120210} is an apocalyptic number.

30001122120210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30001122120210 is an abundant number, since it is smaller than the sum of its proper divisors (44324238489582).

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

30001122120210 is a wasteful number, since it uses less digits than its factorization.

30001122120210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32259271138.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 30001122120210 its reverse (1202122110003), we get a palindrome (31203244230213).

The spelling of 30001122120210 in words is "thirty trillion, one billion, one hundred twenty-two million, one hundred twenty thousand, two hundred ten".