11011111110010 has 128 divisors (see below), whose sum is σ = 22255791538176. Its totient is φ = 3887611200000.

The previous prime is 11011111109903. The next prime is 11011111110019. The reversal of 11011111110010 is 1001111111011.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (11011111110019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1211205565 + ... + 1211214655.

It is an arithmetic number, because the mean of its divisors is an integer number (173873371392).

Almost surely, 2^{11011111110010} is an apocalyptic number.

11011111110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011111110010 is an abundant number, since it is smaller than the sum of its proper divisors (11244680428166).

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

11011111110010 is a wasteful number, since it uses less digits than its factorization.

11011111110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10412.

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

Adding to 11011111110010 its reverse (1001111111011), we get a palindrome (12012222221021).

It can be divided in two parts, 1101 and 1111110010, that added together give a palindrome (1111111111).

The spelling of 11011111110010 in words is "eleven trillion, eleven billion, one hundred eleven million, one hundred ten thousand, ten".