11111144161162 has 16 divisors (see below), whose sum is σ = 16777691828352. Its totient is φ = 5518649428560.

The previous prime is 11111144161151. The next prime is 11111144161241. The reversal of 11111144161162 is 26116144111111.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16980918 + ... + 17623105.

It is an arithmetic number, because the mean of its divisors is an integer number (1048605739272).

Almost surely, 2^{11111144161162} is an apocalyptic number.

11111144161162 is a deficient number, since it is larger than the sum of its proper divisors (5666547667190).

11111144161162 is a wasteful number, since it uses less digits than its factorization.

11111144161162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34605093.

The product of its digits is 1152, while the sum is 31.

Adding to 11111144161162 its reverse (26116144111111), we get a palindrome (37227288272273).

The spelling of 11111144161162 in words is "eleven trillion, one hundred eleven billion, one hundred forty-four million, one hundred sixty-one thousand, one hundred sixty-two".