101001010001011 has 2 divisors, whose sum is σ = 101001010001012. Its totient is φ = 101001010001010.

The previous prime is 101001010001009. The next prime is 101001010001029. The reversal of 101001010001011 is 110100010100101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101001010001011 - 2¹ = 101001010001009 is a prime.

Together with 101001010001009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 101001010000985 and 101001010001003.

It is not a weakly prime, because it can be changed into another prime (101001010001041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500505000505 + 50500505000506.

It is an arithmetic number, because the mean of its divisors is an integer number (50500505000506).

Almost surely, 2^{101001010001011} is an apocalyptic number.

101001010001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

101001010001011 is an equidigital number, since it uses as much as digits as its factorization.

101001010001011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 101001010001011 its reverse (110100010100101), we get a palindrome (211101020101112).

The spelling of 101001010001011 in words is "one hundred one trillion, one billion, ten million, one thousand, eleven".