5012221001 has 4 divisors (see below), whose sum is σ = 5038191252. Its totient is φ = 4986250752.

The previous prime is 5012220979. The next prime is 5012221007. The reversal of 5012221001 is 1001222105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3714780601 + 1297440400 = 60949^2 + 36020^2 .

It is a cyclic number.

It is not a de Polignac number, because 5012221001 - 2⁶ = 5012220937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5012221007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12984836 + ... + 12985221.

It is an arithmetic number, because the mean of its divisors is an integer number (1259547813).

Almost surely, 2^5012221001 is an apocalyptic number.

It is an amenable number.

5012221001 is a deficient number, since it is larger than the sum of its proper divisors (25970251).

5012221001 is a wasteful number, since it uses less digits than its factorization.

5012221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25970250.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 5012221001 is about 70797.0409056763. The cubic root of 5012221001 is about 1711.3679876666.

Adding to 5012221001 its reverse (1001222105), we get a palindrome (6013443106).

The spelling of 5012221001 in words is "five billion, twelve million, two hundred twenty-one thousand, one".