2001220201007 has 2 divisors, whose sum is σ = 2001220201008. Its totient is φ = 2001220201006.

The previous prime is 2001220200989. The next prime is 2001220201073. The reversal of 2001220201007 is 7001020221002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001220201007 - 2⁸ = 2001220200751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001220201807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000610100503 + 1000610100504.

It is an arithmetic number, because the mean of its divisors is an integer number (1000610100504).

Almost surely, 2^{2001220201007} is an apocalyptic number.

2001220201007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001220201007 is an equidigital number, since it uses as much as digits as its factorization.

2001220201007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 2001220201007 its reverse (7001020221002), we get a palindrome (9002240422009).

The spelling of 2001220201007 in words is "two trillion, one billion, two hundred twenty million, two hundred one thousand, seven".