112222120221100 has 18 divisors (see below), whose sum is σ = 243522000880004. Its totient is φ = 44888848088400.

The previous prime is 112222120221097. The next prime is 112222120221103. The reversal of 112222120221100 is 1122021222211.

It is an interprime number because it is at equal distance from previous prime (112222120221097) and next prime (112222120221103).

It is not an unprimeable number, because it can be changed into a prime (112222120221103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561110601006 + ... + 561110601205.

Almost surely, 2^{112222120221100} is an apocalyptic number.

112222120221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112222120221100 is an abundant number, since it is smaller than the sum of its proper divisors (131299880658904).

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

112222120221100 is a wasteful number, since it uses less digits than its factorization.

112222120221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122221202225 (or 1122221202218 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112222120221100 its reverse (1122021222211), we get a palindrome (113344141443311).

The spelling of 112222120221100 in words is "one hundred twelve trillion, two hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, one hundred".