1020101001211 has 2 divisors, whose sum is σ = 1020101001212. Its totient is φ = 1020101001210.

The previous prime is 1020101001193. The next prime is 1020101001223. The reversal of 1020101001211 is 1121001010201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020101001211 - 2¹¹ = 1020100999163 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020101011211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510050500605 + 510050500606.

It is an arithmetic number, because the mean of its divisors is an integer number (510050500606).

Almost surely, 2^{1020101001211} is an apocalyptic number.

1020101001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020101001211 is an equidigital number, since it uses as much as digits as its factorization.

1020101001211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1020101001211 its reverse (1121001010201), we get a palindrome (2141102011412).

The spelling of 1020101001211 in words is "one trillion, twenty billion, one hundred one million, one thousand, two hundred eleven".