1111011112 has 64 divisors (see below), whose sum is σ = 2220825600. Its totient is φ = 520128000.

The previous prime is 1111011101. The next prime is 1111011179. The reversal of 1111011112 is 2111101111.

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 15 ways as a sum of consecutive naturals, for example, 2577537 + ... + 2577967.

It is an arithmetic number, because the mean of its divisors is an integer number (34700400).

Almost surely, 2^1111011112 is an apocalyptic number.

It is an amenable number.

1111011112 is a deficient number, since it is larger than the sum of its proper divisors (1109814488).

1111011112 is a wasteful number, since it uses less digits than its factorization.

1111011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

The square root of 1111011112 is about 33331.8333129157. The cubic root of 1111011112 is about 1035.7130956702.

Adding to 1111011112 its reverse (2111101111), we get a palindrome (3222112223).

It can be divided in two parts, 111101111 and 2, that multiplied together give a palindrome (222202222).

The spelling of 1111011112 in words is "one billion, one hundred eleven million, eleven thousand, one hundred twelve".