5221243105 has 16 divisors (see below), whose sum is σ = 6760751760. Its totient is φ = 3848087808.

The previous prime is 5221243103. The next prime is 5221243147. The reversal of 5221243105 is 5013421225.

It can be written as a sum of positive squares in 8 ways, for example, as 115283169 + 5105959936 = 10737^2 + 71456^2 .

It is a cyclic number.

It is not a de Polignac number, because 5221243105 - 2¹ = 5221243103 is a prime.

It is a super-2 number, since 2×5221243105² = 54522759123020082050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5221243105.

It is not an unprimeable number, because it can be changed into a prime (5221243103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45822 + ... + 111991.

It is an arithmetic number, because the mean of its divisors is an integer number (422546985).

Almost surely, 2^5221243105 is an apocalyptic number.

It is an amenable number.

5221243105 is a deficient number, since it is larger than the sum of its proper divisors (1539508655).

5221243105 is a wasteful number, since it uses less digits than its factorization.

5221243105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158340.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 5221243105 is about 72258.1698149074. The cubic root of 5221243105 is about 1734.8341859160.

The spelling of 5221243105 in words is "five billion, two hundred twenty-one million, two hundred forty-three thousand, one hundred five".