2201122001 has 8 divisors (see below), whose sum is σ = 2420874624. Its totient is φ = 1988574480.

The previous prime is 2201121973. The next prime is 2201122037. The reversal of 2201122001 is 1002211022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2201122001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201122201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1800635 + ... + 1801856.

It is an arithmetic number, because the mean of its divisors is an integer number (302609328).

Almost surely, 2^2201122001 is an apocalyptic number.

It is an amenable number.

2201122001 is a deficient number, since it is larger than the sum of its proper divisors (219752623).

2201122001 is a wasteful number, since it uses less digits than its factorization.

2201122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602551.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2201122001 is about 46916.1166444965. The cubic root of 2201122001 is about 1300.8125100179.

Adding to 2201122001 its reverse (1002211022), we get a palindrome (3203333023).

The spelling of 2201122001 in words is "two billion, two hundred one million, one hundred twenty-two thousand, one".