2001200222207 has 2 divisors, whose sum is σ = 2001200222208. Its totient is φ = 2001200222206.

The previous prime is 2001200222201. The next prime is 2001200222237. The reversal of 2001200222207 is 7022220021002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2001200222207 - 2³⁴ = 1984020353023 is a prime.

It is a super-2 number, since 2×2001200222207² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2001200222201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000600111103 + 1000600111104.

It is an arithmetic number, because the mean of its divisors is an integer number (1000600111104).

Almost surely, 2^{2001200222207} is an apocalyptic number.

2001200222207 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001200222207 is an equidigital number, since it uses as much as digits as its factorization.

2001200222207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 20.

Adding to 2001200222207 its reverse (7022220021002), we get a palindrome (9023420243209).

The spelling of 2001200222207 in words is "two trillion, one billion, two hundred million, two hundred twenty-two thousand, two hundred seven".