1121111102 has 8 divisors (see below), whose sum is σ = 1685093112. Its totient is φ = 559413400.

The previous prime is 1121111083. The next prime is 1121111111. The reversal of 1121111102 is 2011111211.

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, 569849 + ... + 571812.

It is an arithmetic number, because the mean of its divisors is an integer number (210636639).

Almost surely, 2^1121111102 is an apocalyptic number.

1121111102 is a deficient number, since it is larger than the sum of its proper divisors (563982010).

1121111102 is a wasteful number, since it uses less digits than its factorization.

1121111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142154.

The product of its (nonzero) digits is 4, while the sum is 11.

The square root of 1121111102 is about 33482.9972075380. The cubic root of 1121111102 is about 1038.8421229762.

Adding to 1121111102 its reverse (2011111211), we get a palindrome (3132222313).

The spelling of 1121111102 in words is "one billion, one hundred twenty-one million, one hundred eleven thousand, one hundred two".