11000312111 has 16 divisors (see below), whose sum is σ = 11815468704. Its totient is φ = 10204038144.

The previous prime is 11000312107. The next prime is 11000312117. The reversal of 11000312111 is 11121300011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11000312111 - 2² = 11000312107 is a prime.

It is a super-3 number, since 3×11000312111³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000312092 and 11000312101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000312117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2513321 + ... + 2517693.

It is an arithmetic number, because the mean of its divisors is an integer number (738466794).

Almost surely, 2^11000312111 is an apocalyptic number.

11000312111 is a deficient number, since it is larger than the sum of its proper divisors (815156593).

11000312111 is a wasteful number, since it uses less digits than its factorization.

11000312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6490.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11000312111 its reverse (11121300011), we get a palindrome (22121612122).

The spelling of 11000312111 in words is "eleven billion, three hundred twelve thousand, one hundred eleven".