2113303221320 has 32 divisors (see below), whose sum is σ = 4755144926520. Its totient is φ = 845283479040.

The previous prime is 2113303221299. The next prime is 2113303221437. The reversal of 2113303221320 is 231223033112.

It can be written as a sum of positive squares in 4 ways, for example, as 919270593796 + 1194032627524 = 958786^2 + 1092718^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267341 + ... + 2073180.

Almost surely, 2^{2113303221320} is an apocalyptic number.

2113303221320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113303221320 is an abundant number, since it is smaller than the sum of its proper divisors (2641841705200).

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

2113303221320 is a wasteful number, since it uses less digits than its factorization.

2113303221320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363105 (or 2363101 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 2113303221320 its reverse (231223033112), we get a palindrome (2344526254432).

The spelling of 2113303221320 in words is "two trillion, one hundred thirteen billion, three hundred three million, two hundred twenty-one thousand, three hundred twenty".