11010020101011 has 12 divisors (see below), whose sum is σ = 15930924528792. Its totient is φ = 7327292403456.

The previous prime is 11010020101001. The next prime is 11010020101049. The reversal of 11010020101011 is 11010102001011.

It is a de Polignac number, because none of the positive numbers 2^k-11010020101011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11010020100984 and 11010020101002.

It is not an unprimeable number, because it can be changed into a prime (11010020101001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1060077621 + ... + 1060088006.

It is an arithmetic number, because the mean of its divisors is an integer number (1327577044066).

Almost surely, 2^{11010020101011} is an apocalyptic number.

11010020101011 is a deficient number, since it is larger than the sum of its proper divisors (4920904427781).

11010020101011 is a wasteful number, since it uses less digits than its factorization.

11010020101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120166210 (or 2120166207 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11010020101011 its reverse (11010102001011), we get a palindrome (22020122102022).

The spelling of 11010020101011 in words is "eleven trillion, ten billion, twenty million, one hundred one thousand, eleven".