10221120330 has 64 divisors (see below), whose sum is σ = 24898199040. Its totient is φ = 2684957184.

The previous prime is 10221120313. The next prime is 10221120353. The reversal of 10221120330 is 3302112201.

10221120330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon 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 31 ways as a sum of consecutive naturals, for example, 1078372 + ... + 1087808.

It is an arithmetic number, because the mean of its divisors is an integer number (389034360).

Almost surely, 2^10221120330 is an apocalyptic number.

10221120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221120330 is an abundant number, since it is smaller than the sum of its proper divisors (14677078710).

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

10221120330 is a wasteful number, since it uses less digits than its factorization.

10221120330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9983.

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

Adding to 10221120330 its reverse (3302112201), we get a palindrome (13523232531).

The spelling of 10221120330 in words is "ten billion, two hundred twenty-one million, one hundred twenty thousand, three hundred thirty".