1100255212 has 18 divisors (see below), whose sum is σ = 2239805652. Its totient is φ = 471537864.

The previous prime is 1100255179. The next prime is 1100255239. The reversal of 1100255212 is 2125520011.

It is a self number, because there is not a number n which added to its sum of digits gives 1100255212.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2806578 + ... + 2806969.

Almost surely, 2^1100255212 is an apocalyptic number.

It is an amenable number.

1100255212 is an abundant number, since it is smaller than the sum of its proper divisors (1139550440).

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

1100255212 is a wasteful number, since it uses less digits than its factorization.

1100255212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613565 (or 5613556 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 1100255212 is about 33170.0951460800. The cubic root of 1100255212 is about 1032.3599426991.

Adding to 1100255212 its reverse (2125520011), we get a palindrome (3225775223).

The spelling of 1100255212 in words is "one billion, one hundred million, two hundred fifty-five thousand, two hundred twelve".