112000022100 has 216 divisors, whose sum is σ = 358219697472. Its totient is φ = 29262643200.

The previous prime is 112000022089. The next prime is 112000022119. The reversal of 112000022100 is 1220000211.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 10410324 + ... + 10421076.

Almost surely, 2^112000022100 is an apocalyptic number.

112000022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112000022100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179109848736).

112000022100 is an abundant number, since it is smaller than the sum of its proper divisors (246219675372).

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

112000022100 is a wasteful number, since it uses less digits than its factorization.

112000022100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11007 (or 10997 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 112000022100 its reverse (1220000211), we get a palindrome (113220022311).

The spelling of 112000022100 in words is "one hundred twelve billion, twenty-two thousand, one hundred".