10001211022211 has 2 divisors, whose sum is σ = 10001211022212. Its totient is φ = 10001211022210.

The previous prime is 10001211022169. The next prime is 10001211022241. The reversal of 10001211022211 is 11222011210001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10001211022211 - 2⁶ = 10001211022147 is a prime.

It is not a weakly prime, because it can be changed into another prime (10001211022241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000605511105 + 5000605511106.

It is an arithmetic number, because the mean of its divisors is an integer number (5000605511106).

Almost surely, 2^{10001211022211} is an apocalyptic number.

10001211022211 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001211022211 is an equidigital number, since it uses as much as digits as its factorization.

10001211022211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10001211022211 its reverse (11222011210001), we get a palindrome (21223222232212).

The spelling of 10001211022211 in words is "ten trillion, one billion, two hundred eleven million, twenty-two thousand, two hundred eleven".