11311133210111 has 32 divisors (see below), whose sum is σ = 13153644779520. Its totient is φ = 9526037485536.

The previous prime is 11311133210077. The next prime is 11311133210159. The reversal of 11311133210111 is 11101233111311.

It is a cyclic number.

It is not a de Polignac number, because 11311133210111 - 2³⁰ = 11310059468287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311133210171) 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, 901494740 + ... + 901507286.

It is an arithmetic number, because the mean of its divisors is an integer number (411051399360).

Almost surely, 2^{11311133210111} is an apocalyptic number.

11311133210111 is a deficient number, since it is larger than the sum of its proper divisors (1842511569409).

11311133210111 is a wasteful number, since it uses less digits than its factorization.

11311133210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17403.

The product of its (nonzero) digits is 54, while the sum is 20.

Adding to 11311133210111 its reverse (11101233111311), we get a palindrome (22412366321422).

The spelling of 11311133210111 in words is "eleven trillion, three hundred eleven billion, one hundred thirty-three million, two hundred ten thousand, one hundred eleven".