1112223100 has 36 divisors (see below), whose sum is σ = 2415484288. Its totient is φ = 444528000.

The previous prime is 1112223059. The next prime is 1112223103. The reversal of 1112223100 is 13222111.

It is a super-2 number, since 2×1112223100² = 2474080448347220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112223103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143320 + ... + 150880.

Almost surely, 2^1112223100 is an apocalyptic number.

1112223100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112223100 is an abundant number, since it is smaller than the sum of its proper divisors (1303261188).

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

1112223100 is a wasteful number, since it uses less digits than its factorization.

1112223100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9046 (or 9039 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1112223100 is about 33350.0089955010. The cubic root of 1112223100 is about 1036.0895742529.

Adding to 1112223100 its reverse (13222111), we get a palindrome (1125445211).

The spelling of 1112223100 in words is "one billion, one hundred twelve million, two hundred twenty-three thousand, one hundred".