111111000010 has 16 divisors (see below), whose sum is σ = 204255115776. Its totient is φ = 43498774288.

The previous prime is 111110999999. The next prime is 111111000041. The reversal of 111111000010 is 10000111111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111110999957 and 111111000002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118202722 + ... + 118203661.

It is an arithmetic number, because the mean of its divisors is an integer number (12765944736).

Almost surely, 2^111111000010 is an apocalyptic number.

111111000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111111000010 is a deficient number, since it is larger than the sum of its proper divisors (93144115766).

111111000010 is a wasteful number, since it uses less digits than its factorization.

111111000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236406437.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 111111000010 its reverse (10000111111), we get a palindrome (121111111121).

The spelling of 111111000010 in words is "one hundred eleven billion, one hundred eleven million, ten", and thus it is an aban number.