101011211011 has 2 divisors, whose sum is σ = 101011211012. Its totient is φ = 101011211010.

The previous prime is 101011210919. The next prime is 101011211113. The reversal of 101011211011 is 110112110101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101011211011 - 2⁹ = 101011210499 is a prime.

It is not a weakly prime, because it can be changed into another prime (101011212011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505605505 + 50505605506.

It is an arithmetic number, because the mean of its divisors is an integer number (50505605506).

Almost surely, 2^101011211011 is an apocalyptic number.

101011211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011211011 is an equidigital number, since it uses as much as digits as its factorization.

101011211011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 101011211011 its reverse (110112110101), we get a palindrome (211123321112).

The spelling of 101011211011 in words is "one hundred one billion, eleven million, two hundred eleven thousand, eleven".