201021021011207 has 2 divisors, whose sum is σ = 201021021011208. Its totient is φ = 201021021011206.

The previous prime is 201021021011171. The next prime is 201021021011243. The reversal of 201021021011207 is 702110120120102.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (201021021011171) and next prime (201021021011243).

It is a cyclic number.

It is not a de Polignac number, because 201021021011207 - 2¹² = 201021021007111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201021021061207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510510505603 + 100510510505604.

It is an arithmetic number, because the mean of its divisors is an integer number (100510510505604).

Almost surely, 2^{201021021011207} is an apocalyptic number.

201021021011207 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021021011207 is an equidigital number, since it uses as much as digits as its factorization.

201021021011207 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 20.

Adding to 201021021011207 its reverse (702110120120102), we get a palindrome (903131141131309).

The spelling of 201021021011207 in words is "two hundred one trillion, twenty-one billion, twenty-one million, eleven thousand, two hundred seven".