11011200012111 has 32 divisors (see below), whose sum is σ = 15861038699520. Its totient is φ = 6754672560384.

The previous prime is 11011200012101. The next prime is 11011200012157. The reversal of 11011200012111 is 11121000211011.

It is not a de Polignac number, because 11011200012111 - 2⁶ = 11011200012047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011200012101) 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, 36912091 + ... + 37209203.

It is an arithmetic number, because the mean of its divisors is an integer number (495657459360).

Almost surely, 2^{11011200012111} is an apocalyptic number.

11011200012111 is a deficient number, since it is larger than the sum of its proper divisors (4849838687409).

11011200012111 is a wasteful number, since it uses less digits than its factorization.

11011200012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300135.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11011200012111 its reverse (11121000211011), we get a palindrome (22132200223122).

The spelling of 11011200012111 in words is "eleven trillion, eleven billion, two hundred million, twelve thousand, one hundred eleven".