6522242121 has 16 divisors (see below), whose sum is σ = 9670163520. Its totient is φ = 4344749280.

The previous prime is 6522242101. The next prime is 6522242137. The reversal of 6522242121 is 1212422256.

6522242121 is a `hidden beast` number, since 652 + 2 + 2 + 4 + 2 + 1 + 2 + 1 = 666.

6522242121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6522242121 - 2¹⁴ = 6522225737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6522242101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59500 + ... + 128781.

It is an arithmetic number, because the mean of its divisors is an integer number (604385220).

Almost surely, 2^6522242121 is an apocalyptic number.

It is an amenable number.

6522242121 is a deficient number, since it is larger than the sum of its proper divisors (3147921399).

6522242121 is a wasteful number, since it uses less digits than its factorization.

6522242121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189573 (or 189567 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 6522242121 is about 80760.3994603791. The cubic root of 6522242121 is about 1868.3818463872.

Adding to 6522242121 its reverse (1212422256), we get a palindrome (7734664377).

The spelling of 6522242121 in words is "six billion, five hundred twenty-two million, two hundred forty-two thousand, one hundred twenty-one".