1112222001100 has 72 divisors (see below), whose sum is σ = 2758911696128. Its totient is φ = 381250152000.

The previous prime is 1112222001091. The next prime is 1112222001127. The reversal of 1112222001100 is 11002222111.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3084889 + ... + 3426511.

Almost surely, 2^{1112222001100} is an apocalyptic number.

1112222001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112222001100 is an abundant number, since it is smaller than the sum of its proper divisors (1646689695028).

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

1112222001100 is a wasteful number, since it uses less digits than its factorization.

1112222001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346295 (or 346288 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112222001100 its reverse (11002222111), we get a palindrome (1123224223211).

The spelling of 1112222001100 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, one thousand, one hundred".