213103221330 has 32 divisors (see below), whose sum is σ = 518453869824. Its totient is φ = 56049065856.

The previous prime is 213103221329. The next prime is 213103221343. The reversal of 213103221330 is 33122301312.

213103221330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213103221297 and 213103221306.

It is an unprimeable number.

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, 48651514 + ... + 48655893.

It is an arithmetic number, because the mean of its divisors is an integer number (16201683432).

Almost surely, 2^213103221330 is an apocalyptic number.

213103221330 is an abundant number, since it is smaller than the sum of its proper divisors (305350648494).

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

213103221330 is a wasteful number, since it uses less digits than its factorization.

213103221330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97307490.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 213103221330 its reverse (33122301312), we get a palindrome (246225522642).

The spelling of 213103221330 in words is "two hundred thirteen billion, one hundred three million, two hundred twenty-one thousand, three hundred thirty".