10101011011 has 16 divisors (see below), whose sum is σ = 12434431744. Its totient is φ = 7990454304.

The previous prime is 10101011009. The next prime is 10101011029. The reversal of 10101011011 is 11011010101.

It is a happy number.

It is not a de Polignac number, because 10101011011 - 2¹ = 10101011009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 10101010985 and 10101011003.

It is not an unprimeable number, because it can be changed into a prime (10101011311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761740 + ... + 774886.

It is an arithmetic number, because the mean of its divisors is an integer number (777151984).

Almost surely, 2^10101011011 is an apocalyptic number.

10101011011 is a deficient number, since it is larger than the sum of its proper divisors (2333420733).

10101011011 is a wasteful number, since it uses less digits than its factorization.

10101011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21610.

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

Adding to 10101011011 its reverse (11011010101), we get a palindrome (21112021112).

The spelling of 10101011011 in words is "ten billion, one hundred one million, eleven thousand, eleven".