2225530343421 has 48 divisors (see below), whose sum is σ = 4243639241088. Its totient is φ = 1088112614400.

The previous prime is 2225530343341. The next prime is 2225530343467. The reversal of 2225530343421 is 1243430355222.

2225530343421 is a `hidden beast` number, since 2 + 2 + 2 + 5 + 5 + 303 + 4 + 342 + 1 = 666.

It is not a de Polignac number, because 2225530343421 - 2¹¹ = 2225530341373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2225530343471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94442440 + ... + 94466001.

It is an arithmetic number, because the mean of its divisors is an integer number (88409150856).

Almost surely, 2^{2225530343421} is an apocalyptic number.

2225530343421 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2225530343421 is a deficient number, since it is larger than the sum of its proper divisors (2018108897667).

2225530343421 is a wasteful number, since it uses less digits than its factorization.

2225530343421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188908482 (or 188908479 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 2225530343421 its reverse (1243430355222), we get a palindrome (3468960698643).

The spelling of 2225530343421 in words is "two trillion, two hundred twenty-five billion, five hundred thirty million, three hundred forty-three thousand, four hundred twenty-one".