11121231110 has 16 divisors (see below), whose sum is σ = 21838054032. Its totient is φ = 4044084000.

The previous prime is 11121231103. The next prime is 11121231151. The reversal of 11121231110 is 1113212111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50550941 + ... + 50551160.

It is an arithmetic number, because the mean of its divisors is an integer number (1364878377).

Almost surely, 2^11121231110 is an apocalyptic number.

11121231110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121231110 is a deficient number, since it is larger than the sum of its proper divisors (10716822922).

11121231110 is a wasteful number, since it uses less digits than its factorization.

11121231110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101102119.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11121231110 its reverse (1113212111), we get a palindrome (12234443221).

The spelling of 11121231110 in words is "eleven billion, one hundred twenty-one million, two hundred thirty-one thousand, one hundred ten".