2223421305 has 48 divisors (see below), whose sum is σ = 4143135744. Its totient is φ = 1015230720.

The previous prime is 2223421297. The next prime is 2223421307. The reversal of 2223421305 is 5031243222.

2223421305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2223421305 - 2³ = 2223421297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2223421307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1052200 + ... + 1054310.

It is an arithmetic number, because the mean of its divisors is an integer number (86315328).

Almost surely, 2^2223421305 is an apocalyptic number.

It is an amenable number.

2223421305 is a deficient number, since it is larger than the sum of its proper divisors (1919714439).

2223421305 is a wasteful number, since it uses less digits than its factorization.

2223421305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3566 (or 3559 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2223421305 is about 47153.1685573727. The cubic root of 2223421305 is about 1305.1905507046.

Adding to 2223421305 its reverse (5031243222), we get a palindrome (7254664527).

The spelling of 2223421305 in words is "two billion, two hundred twenty-three million, four hundred twenty-one thousand, three hundred five".