2101303212320 has 48 divisors (see below), whose sum is σ = 5346200293560. Its totient is φ = 775865800704.

The previous prime is 2101303212257. The next prime is 2101303212331. The reversal of 2101303212320 is 232123031012.

It can be written as a sum of positive squares in 4 ways, for example, as 1937786497936 + 163516714384 = 1392044^2 + 404372^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2101303212292 and 2101303212301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505118885 + ... + 505123044.

Almost surely, 2^{2101303212320} is an apocalyptic number.

2101303212320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101303212320 is an abundant number, since it is smaller than the sum of its proper divisors (3244897081240).

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

2101303212320 is a wasteful number, since it uses less digits than its factorization.

2101303212320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010241957 (or 1010241949 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2101303212320 its reverse (232123031012), we get a palindrome (2333426243332).

The spelling of 2101303212320 in words is "two trillion, one hundred one billion, three hundred three million, two hundred twelve thousand, three hundred twenty".