2231120102320 has 80 divisors (see below), whose sum is σ = 5731296834240. Its totient is φ = 803431473152.

The previous prime is 2231120102317. The next prime is 2231120102357. The reversal of 2231120102320 is 232010211322.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×2231120102320³ (a number of 38 digits) contains 333 as substring.

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, 35632405 + ... + 35694964.

It is an arithmetic number, because the mean of its divisors is an integer number (71641210428).

Almost surely, 2^{2231120102320} is an apocalyptic number.

2231120102320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2231120102320 is an abundant number, since it is smaller than the sum of its proper divisors (3500176731920).

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

2231120102320 is a wasteful number, since it uses less digits than its factorization.

2231120102320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71327422 (or 71327416 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2231120102320 its reverse (232010211322), we get a palindrome (2463130313642).

The spelling of 2231120102320 in words is "two trillion, two hundred thirty-one billion, one hundred twenty million, one hundred two thousand, three hundred twenty".