2201505001 has 2 divisors, whose sum is σ = 2201505002. Its totient is φ = 2201505000.

The previous prime is 2201504983. The next prime is 2201505029. The reversal of 2201505001 is 1005051022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1897909225 + 303595776 = 43565^2 + 17424^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201505001 - 2⁵ = 2201504969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2201505041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100752500 + 1100752501.

It is an arithmetic number, because the mean of its divisors is an integer number (1100752501).

Almost surely, 2^2201505001 is an apocalyptic number.

It is an amenable number.

2201505001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201505001 is an equidigital number, since it uses as much as digits as its factorization.

2201505001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2201505001 is about 46920.1982199564. The cubic root of 2201505001 is about 1300.8879537079.

Adding to 2201505001 its reverse (1005051022), we get a palindrome (3206556023).

The spelling of 2201505001 in words is "two billion, two hundred one million, five hundred five thousand, one".