220321121130 has 48 divisors (see below), whose sum is σ = 624910819104. Its totient is φ = 53411180640.

The previous prime is 220321121057. The next prime is 220321121147. The reversal of 220321121130 is 31121123022.

220321121130 is a `hidden beast` number, since 220 + 321 + 12 + 113 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 111272304 + ... + 111274283.

It is an arithmetic number, because the mean of its divisors is an integer number (13018975398).

Almost surely, 2^220321121130 is an apocalyptic number.

220321121130 is an abundant number, since it is smaller than the sum of its proper divisors (404589697974).

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

220321121130 is a wasteful number, since it uses less digits than its factorization.

220321121130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222546611 (or 222546608 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 220321121130 its reverse (31121123022), we get a palindrome (251442244152).

The spelling of 220321121130 in words is "two hundred twenty billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred thirty".