1112131100 has 36 divisors (see below), whose sum is σ = 2421006504. Its totient is φ = 443436480.

The previous prime is 1112131081. The next prime is 1112131133. The reversal of 1112131100 is 11312111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14159 + ... + 49241.

Almost surely, 2^1112131100 is an apocalyptic number.

1112131100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112131100 is an abundant number, since it is smaller than the sum of its proper divisors (1308875404).

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

1112131100 is a wasteful number, since it uses less digits than its factorization.

1112131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35414 (or 35407 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1112131100 is about 33348.6296570039. The cubic root of 1112131100 is about 1036.0610059830.

Adding to 1112131100 its reverse (11312111), we get a palindrome (1123443211).

The spelling of 1112131100 in words is "one billion, one hundred twelve million, one hundred thirty-one thousand, one hundred".