1101121168 has 40 divisors (see below), whose sum is σ = 2439986688. Its totient is φ = 471562752.

The previous prime is 1101121141. The next prime is 1101121169. The reversal of 1101121168 is 8611211011.

It is not an unprimeable number, because it can be changed into a prime (1101121169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201480 + ... + 206872.

Almost surely, 2^1101121168 is an apocalyptic number.

It is an amenable number.

1101121168 is an abundant number, since it is smaller than the sum of its proper divisors (1338865520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101121168 is a wasteful number, since it uses less digits than its factorization.

1101121168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231 (or 7225 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 22.

The square root of 1101121168 is about 33183.1458424303. The cubic root of 1101121168 is about 1032.6307113487.

Adding to 1101121168 its reverse (8611211011), we get a palindrome (9712332179).

The spelling of 1101121168 in words is "one billion, one hundred one million, one hundred twenty-one thousand, one hundred sixty-eight".