2113332021220 has 48 divisors (see below), whose sum is σ = 5078662017408. Its totient is φ = 723618812160.

The previous prime is 2113332021193. The next prime is 2113332021247. The reversal of 2113332021220 is 221202333112.

It is an interprime number because it is at equal distance from previous prime (2113332021193) and next prime (2113332021247).

It is a junction number, because it is equal to n+sod(n) for n = 2113332021191 and 2113332021200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9811482 + ... + 10024561.

It is an arithmetic number, because the mean of its divisors is an integer number (105805458696).

Almost surely, 2^{2113332021220} is an apocalyptic number.

2113332021220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113332021220 is an abundant number, since it is smaller than the sum of its proper divisors (2965329996188).

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

2113332021220 is a wasteful number, since it uses less digits than its factorization.

2113332021220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19836820 (or 19836818 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2113332021220 its reverse (221202333112), we get a palindrome (2334534354332).

The spelling of 2113332021220 in words is "two trillion, one hundred thirteen billion, three hundred thirty-two million, twenty-one thousand, two hundred twenty".