1100121112 has 16 divisors (see below), whose sum is σ = 2074253400. Its totient is φ = 546986880.

The previous prime is 1100121107. The next prime is 1100121163. The reversal of 1100121112 is 2111210011.

It is a super-2 number, since 2×1100121112² = 2420532922136233088, which contains 22 as substring.

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, 382689 + ... + 385552.

Almost surely, 2^1100121112 is an apocalyptic number.

It is an amenable number.

1100121112 is a deficient number, since it is larger than the sum of its proper divisors (974132288).

1100121112 is a wasteful number, since it uses less digits than its factorization.

1100121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768426 (or 768422 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1100121112 is about 33168.0736853981. The cubic root of 1100121112 is about 1032.3179993719.

Adding to 1100121112 its reverse (2111210011), we get a palindrome (3211331123).

The spelling of 1100121112 in words is "one billion, one hundred million, one hundred twenty-one thousand, one hundred twelve".