1111111102 has 8 divisors (see below), whose sum is σ = 1666913616. Its totient is φ = 555473232.

The previous prime is 1111111097. The next prime is 1111111121. The reversal of 1111111102 is 2011111111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22618 + ... + 52285.

It is an arithmetic number, because the mean of its divisors is an integer number (208364202).

Almost surely, 2^1111111102 is an apocalyptic number.

1111111102 is a deficient number, since it is larger than the sum of its proper divisors (555802514).

1111111102 is an equidigital number, since it uses as much as digits as its factorization.

1111111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82322.

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

The square root of 1111111102 is about 33333.3331966667. Note that the first 3 decimals coincide. The cubic root of 1111111102 is about 1035.7441658203.

Adding to 1111111102 its reverse (2011111111), we get a palindrome (3122222213).

Subtracting 1111111102 from its reverse (2011111111), we obtain a palindrome (900000009).

The spelling of 1111111102 in words is "one billion, one hundred eleven million, one hundred eleven thousand, one hundred two".