1001020201211 has 2 divisors, whose sum is σ = 1001020201212. Its totient is φ = 1001020201210.

The previous prime is 1001020201177. The next prime is 1001020201241. The reversal of 1001020201211 is 1121020201001.

1001020201211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (1121020201001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001020201211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001020201192 and 1001020201201.

It is not a weakly prime, because it can be changed into another prime (1001020201241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500510100605 + 500510100606.

It is an arithmetic number, because the mean of its divisors is an integer number (500510100606).

Almost surely, 2^{1001020201211} is an apocalyptic number.

1001020201211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001020201211 is an equidigital number, since it uses as much as digits as its factorization.

1001020201211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1001020201211 its reverse (1121020201001), we get a palindrome (2122040402212).

The spelling of 1001020201211 in words is "one trillion, one billion, twenty million, two hundred one thousand, two hundred eleven".