11011111001110 has 64 divisors (see below), whose sum is σ = 23889067513344. Its totient is φ = 3604660364800.

The previous prime is 11011111001089. The next prime is 11011111001129. The reversal of 11011111001110 is 1110011111011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127963396 + ... + 128049415.

It is an arithmetic number, because the mean of its divisors is an integer number (373266679896).

Almost surely, 2^{11011111001110} is an apocalyptic number.

11011111001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011111001110 is an abundant number, since it is smaller than the sum of its proper divisors (12877956512234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011111001110 is a wasteful number, since it uses less digits than its factorization.

11011111001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256012869.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 11011111001110 its reverse (1110011111011), we get a palindrome (12121122112121).

The spelling of 11011111001110 in words is "eleven trillion, eleven billion, one hundred eleven million, one thousand, one hundred ten".