2223421125 has 32 divisors (see below), whose sum is σ = 3705616512. Its totient is φ = 1183952000.

The previous prime is 2223421111. The next prime is 2223421127. The reversal of 2223421125 is 5211243222.

It is not a de Polignac number, because 2223421125 - 2¹⁸ = 2223158981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2223421095 and 2223421104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223421127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251785 + ... + 260465.

It is an arithmetic number, because the mean of its divisors is an integer number (115800516).

Almost surely, 2^2223421125 is an apocalyptic number.

2223421125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2223421125 is a deficient number, since it is larger than the sum of its proper divisors (1482195387).

2223421125 is an equidigital number, since it uses as much as digits as its factorization.

2223421125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9382 (or 9372 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 2223421125 is about 47153.1666486992. The cubic root of 2223421125 is about 1305.1905154835.

Adding to 2223421125 its reverse (5211243222), we get a palindrome (7434664347).

The spelling of 2223421125 in words is "two billion, two hundred twenty-three million, four hundred twenty-one thousand, one hundred twenty-five".