2042221324 has 24 divisors (see below), whose sum is σ = 4198693968. Its totient is φ = 856875840.

The previous prime is 2042221319. The next prime is 2042221331. The reversal of 2042221324 is 4231222402.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2042221295 and 2042221304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1784587 + ... + 1785730.

It is an arithmetic number, because the mean of its divisors is an integer number (174945582).

Almost surely, 2^2042221324 is an apocalyptic number.

It is an amenable number.

2042221324 is an abundant number, since it is smaller than the sum of its proper divisors (2156472644).

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

2042221324 is a wasteful number, since it uses less digits than its factorization.

2042221324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3570345 (or 3570343 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2042221324 is about 45190.9429421427. The cubic root of 2042221324 is about 1268.7253054347.

Adding to 2042221324 its reverse (4231222402), we get a palindrome (6273443726).

The spelling of 2042221324 in words is "two billion, forty-two million, two hundred twenty-one thousand, three hundred twenty-four".