112120202100 has 72 divisors (see below), whose sum is σ = 329719223008. Its totient is φ = 29408572800.

The previous prime is 112120202087. The next prime is 112120202113. The reversal of 112120202100 is 1202021211.

It is an interprime number because it is at equal distance from previous prime (112120202087) and next prime (112120202113).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3045094 + ... + 3081693.

Almost surely, 2^112120202100 is an apocalyptic number.

112120202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112120202100 is an abundant number, since it is smaller than the sum of its proper divisors (217599020908).

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

112120202100 is a wasteful number, since it uses less digits than its factorization.

112120202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126865 (or 6126858 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 112120202100 its reverse (1202021211), we get a palindrome (113322223311).

The spelling of 112120202100 in words is "one hundred twelve billion, one hundred twenty million, two hundred two thousand, one hundred".