2201023001 has 2 divisors, whose sum is σ = 2201023002. Its totient is φ = 2201023000.

The previous prime is 2201022991. The next prime is 2201023003. The reversal of 2201023001 is 1003201022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2201017225 + 5776 = 46915^2 + 76^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201023001 - 2⁶ = 2201022937 is a prime.

Together with 2201023003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2201023003) 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 as a sum of consecutive naturals, namely, 1100511500 + 1100511501.

It is an arithmetic number, because the mean of its divisors is an integer number (1100511501).

Almost surely, 2^2201023001 is an apocalyptic number.

It is an amenable number.

2201023001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201023001 is an equidigital number, since it uses as much as digits as its factorization.

2201023001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2201023001 is about 46915.0615580967. The cubic root of 2201023001 is about 1300.7930074840.

Adding to 2201023001 its reverse (1003201022), we get a palindrome (3204224023).

The spelling of 2201023001 in words is "two billion, two hundred one million, twenty-three thousand, one".