2113420223424 has 56 divisors (see below), whose sum is σ = 5920684605648. Its totient is φ = 663033794560.

The previous prime is 2113420223371. The next prime is 2113420223429. The reversal of 2113420223424 is 4243220243112.

It is a junction number, because it is equal to n+sod(n) for n = 2113420223391 and 2113420223400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113420223429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323743707 + ... + 323750234.

Almost surely, 2^{2113420223424} is an apocalyptic number.

2113420223424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2113420223424 is an abundant number, since it is smaller than the sum of its proper divisors (3807264382224).

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

2113420223424 is a wasteful number, since it uses less digits than its factorization.

2113420223424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647493973 (or 647493963 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2113420223424 its reverse (4243220243112), we get a palindrome (6356640466536).

The spelling of 2113420223424 in words is "two trillion, one hundred thirteen billion, four hundred twenty million, two hundred twenty-three thousand, four hundred twenty-four".