2011011206711 has 32 divisors (see below), whose sum is σ = 2265545842560. Its totient is φ = 1771150639104.

The previous prime is 2011011206627. The next prime is 2011011206717. The reversal of 2011011206711 is 1176021101102.

It is a cyclic number.

It is not a de Polignac number, because 2011011206711 - 2²⁶ = 2010944097847 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011011206717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 253367735 + ... + 253375671.

It is an arithmetic number, because the mean of its divisors is an integer number (70798307580).

Almost surely, 2^{2011011206711} is an apocalyptic number.

2011011206711 is a deficient number, since it is larger than the sum of its proper divisors (254534635849).

2011011206711 is a wasteful number, since it uses less digits than its factorization.

2011011206711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9995.

The product of its (nonzero) digits is 168, while the sum is 23.

Adding to 2011011206711 its reverse (1176021101102), we get a palindrome (3187032307813).

The spelling of 2011011206711 in words is "two trillion, eleven billion, eleven million, two hundred six thousand, seven hundred eleven".