2520242222 has 8 divisors (see below), whose sum is σ = 3781323000. Its totient is φ = 1259801224.

The previous prime is 2520242209. The next prime is 2520242287. The reversal of 2520242222 is 2222420252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 149972 + ... + 165927.

It is an arithmetic number, because the mean of its divisors is an integer number (472665375).

Almost surely, 2^2520242222 is an apocalyptic number.

2520242222 is a deficient number, since it is larger than the sum of its proper divisors (1261080778).

2520242222 is a wasteful number, since it uses less digits than its factorization.

2520242222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319890.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 2520242222 is about 50202.0141229413. The cubic root of 2520242222 is about 1360.8620223441.

Adding to 2520242222 its reverse (2222420252), we get a palindrome (4742662474).

The spelling of 2520242222 in words is "two billion, five hundred twenty million, two hundred forty-two thousand, two hundred twenty-two".