2101320130220 has 48 divisors (see below), whose sum is σ = 4430126348928. Its totient is φ = 837224017920.

The previous prime is 2101320130181. The next prime is 2101320130223. The reversal of 2101320130220 is 220310231012.

It is not an unprimeable number, because it can be changed into a prime (2101320130223) 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, 23461844 + ... + 23551236.

It is an arithmetic number, because the mean of its divisors is an integer number (92294298936).

Almost surely, 2^{2101320130220} is an apocalyptic number.

2101320130220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101320130220 is an abundant number, since it is smaller than the sum of its proper divisors (2328806218708).

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

2101320130220 is a wasteful number, since it uses less digits than its factorization.

2101320130220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94010 (or 94008 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2101320130220 its reverse (220310231012), we get a palindrome (2321630361232).

The spelling of 2101320130220 in words is "two trillion, one hundred one billion, three hundred twenty million, one hundred thirty thousand, two hundred twenty".