2201425571 has 4 divisors (see below), whose sum is σ = 2201666544. Its totient is φ = 2201184600.

The previous prime is 2201425559. The next prime is 2201425579. The reversal of 2201425571 is 1755241022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2201425571 - 2⁶ = 2201425507 is a prime.

It is a super-3 number, since 3×2201425571³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201425579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106220 + ... + 125241.

It is an arithmetic number, because the mean of its divisors is an integer number (550416636).

Almost surely, 2^2201425571 is an apocalyptic number.

2201425571 is a deficient number, since it is larger than the sum of its proper divisors (240973).

2201425571 is an equidigital number, since it uses as much as digits as its factorization.

2201425571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240972.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 2201425571 is about 46919.3517751471. The cubic root of 2201425571 is about 1300.8723082331.

Adding to 2201425571 its reverse (1755241022), we get a palindrome (3956666593).

The spelling of 2201425571 in words is "two billion, two hundred one million, four hundred twenty-five thousand, five hundred seventy-one".