213220334130 has 32 divisors (see below), whose sum is σ = 533977881984. Its totient is φ = 54386635776.

The previous prime is 213220334113. The next prime is 213220334137. The reversal of 213220334130 is 31433022312.

It is a self number, because there is not a number n which added to its sum of digits gives 213220334130.

It is not an unprimeable number, because it can be changed into a prime (213220334137) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 154506799 + ... + 154508178.

It is an arithmetic number, because the mean of its divisors is an integer number (16686808812).

Almost surely, 2^213220334130 is an apocalyptic number.

213220334130 is an abundant number, since it is smaller than the sum of its proper divisors (320757547854).

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

213220334130 is a wasteful number, since it uses less digits than its factorization.

213220334130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309015010.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 213220334130 its reverse (31433022312), we get a palindrome (244653356442).

The spelling of 213220334130 in words is "two hundred thirteen billion, two hundred twenty million, three hundred thirty-four thousand, one hundred thirty".