2113200443420 has 48 divisors (see below), whose sum is σ = 4920513254496. Its totient is φ = 755839200000.

The previous prime is 2113200443383. The next prime is 2113200443447. The reversal of 2113200443420 is 243440023112.

It is a super-2 number, since 2×2113200443420² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2113200443420.

It is a congruent number.

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, 78719831 + ... + 78746670.

It is an arithmetic number, because the mean of its divisors is an integer number (102510692802).

Almost surely, 2^{2113200443420} is an apocalyptic number.

2113200443420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113200443420 is an abundant number, since it is smaller than the sum of its proper divisors (2807312811076).

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

2113200443420 is a wasteful number, since it uses less digits than its factorization.

2113200443420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157466582 (or 157466580 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2113200443420 its reverse (243440023112), we get a palindrome (2356640466532).

The spelling of 2113200443420 in words is "two trillion, one hundred thirteen billion, two hundred million, four hundred forty-three thousand, four hundred twenty".